Home / 6,713.29-9,264.51-3,729.10

Finding the Fourth Proportional to 6,713.29, 9,264.51 and 3,729.10

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Solution

The fourth proportional to 6,713.29, 9,264.51 and 3,729.10 is: 5,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.29 : 9,264.51 = 3,729.10 : x
  2. Step 2: Convert to fraction form
    6,713.29/9,264.51 = 3,729.10/x
  3. Step 3: Cross multiply
    6,713.29x = 9,264.51 × 3,729.10
  4. Step 4: Simplify right side
    6,713.29x = 34,548,284.24
  5. Step 5: Solve for x
    x = 34,548,284.24/6,713.29
  6. Step 6: Final answer
    x = 5,146.25

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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.