Home / 6,713.62-9,263.91-3,729.04

Finding the Fourth Proportional to 6,713.62, 9,263.91 and 3,729.04

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Solution

The fourth proportional to 6,713.62, 9,263.91 and 3,729.04 is: 5,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.62 : 9,263.91 = 3,729.04 : x
  2. Step 2: Convert to fraction form
    6,713.62/9,263.91 = 3,729.04/x
  3. Step 3: Cross multiply
    6,713.62x = 9,263.91 × 3,729.04
  4. Step 4: Simplify right side
    6,713.62x = 34,545,490.95
  5. Step 5: Solve for x
    x = 34,545,490.95/6,713.62
  6. Step 6: Final answer
    x = 5,145.58

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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.