Home / 4,671.57-6,446.70-2,682.21

Finding the Fourth Proportional to 4,671.57, 6,446.70 and 2,682.21

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Solution

The fourth proportional to 4,671.57, 6,446.70 and 2,682.21 is: 3,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.57 : 6,446.70 = 2,682.21 : x
  2. Step 2: Convert to fraction form
    4,671.57/6,446.70 = 2,682.21/x
  3. Step 3: Cross multiply
    4,671.57x = 6,446.70 × 2,682.21
  4. Step 4: Simplify right side
    4,671.57x = 17,291,403.21
  5. Step 5: Solve for x
    x = 17,291,403.21/4,671.57
  6. Step 6: Final answer
    x = 3,701.41

Related Problems

Find fourth proportional to 2,335.79, 3,223.35 and 1,341.11
Half scale
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Double scale
Find fourth proportional to 4,672.57, 6,448.08 and 2,683.21
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.