Home / 8,459.21-11,673.47-4,682.24

Finding the Fourth Proportional to 8,459.21, 11,673.47 and 4,682.24

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Solution

The fourth proportional to 8,459.21, 11,673.47 and 4,682.24 is: 6,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.21 : 11,673.47 = 4,682.24 : x
  2. Step 2: Convert to fraction form
    8,459.21/11,673.47 = 4,682.24/x
  3. Step 3: Cross multiply
    8,459.21x = 11,673.47 × 4,682.24
  4. Step 4: Simplify right side
    8,459.21x = 54,657,906.39
  5. Step 5: Solve for x
    x = 54,657,906.39/8,459.21
  6. Step 6: Final answer
    x = 6,461.35

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Half scale
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Double scale
Find fourth proportional to 8,460.21, 11,674.84 and 4,683.24
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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.