Home / 8,460.18-11,674.53-4,682.34

Finding the Fourth Proportional to 8,460.18, 11,674.53 and 4,682.34

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Solution

The fourth proportional to 8,460.18, 11,674.53 and 4,682.34 is: 6,461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.18 : 11,674.53 = 4,682.34 : x
  2. Step 2: Convert to fraction form
    8,460.18/11,674.53 = 4,682.34/x
  3. Step 3: Cross multiply
    8,460.18x = 11,674.53 × 4,682.34
  4. Step 4: Simplify right side
    8,460.18x = 54,664,118.80
  5. Step 5: Solve for x
    x = 54,664,118.80/8,460.18
  6. Step 6: Final answer
    x = 6,461.34

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Find fourth proportional to 4,230.09, 5,837.27 and 2,341.17
Half scale
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Double scale
Find fourth proportional to 8,461.18, 11,675.91 and 4,683.34
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.