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Finding the Fourth Proportional to 6,713.10, 9,264.07 and 3,729.14

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Solution

The fourth proportional to 6,713.10, 9,264.07 and 3,729.14 is: 5,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.10 : 9,264.07 = 3,729.14 : x
  2. Step 2: Convert to fraction form
    6,713.10/9,264.07 = 3,729.14/x
  3. Step 3: Cross multiply
    6,713.10x = 9,264.07 × 3,729.14
  4. Step 4: Simplify right side
    6,713.10x = 34,547,007.08
  5. Step 5: Solve for x
    x = 34,547,007.08/6,713.10
  6. Step 6: Final answer
    x = 5,146.21

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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.