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Finding the Fourth Proportional to 6,132.16, 8,463 and 3,615.04

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Solution

The fourth proportional to 6,132.16, 8,463 and 3,615.04 is: 4,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.16 : 8,463 = 3,615.04 : x
  2. Step 2: Convert to fraction form
    6,132.16/8,463 = 3,615.04/x
  3. Step 3: Cross multiply
    6,132.16x = 8,463 × 3,615.04
  4. Step 4: Simplify right side
    6,132.16x = 30,594,083.52
  5. Step 5: Solve for x
    x = 30,594,083.52/6,132.16
  6. Step 6: Final answer
    x = 4,989.12

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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.