Home / 9,713.52-13,397.81-6,358.91

Finding the Fourth Proportional to 9,713.52, 13,397.81 and 6,358.91

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Solution

The fourth proportional to 9,713.52, 13,397.81 and 6,358.91 is: 8,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,713.52 : 13,397.81 = 6,358.91 : x
  2. Step 2: Convert to fraction form
    9,713.52/13,397.81 = 6,358.91/x
  3. Step 3: Cross multiply
    9,713.52x = 13,397.81 × 6,358.91
  4. Step 4: Simplify right side
    9,713.52x = 85,195,369.20
  5. Step 5: Solve for x
    x = 85,195,369.20/9,713.52
  6. Step 6: Final answer
    x = 8,770.80

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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.