Home / 10,691.35-16,037.03-4,843.86

Finding the Fourth Proportional to 10,691.35, 16,037.03 and 4,843.86

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Solution

The fourth proportional to 10,691.35, 16,037.03 and 4,843.86 is: 7,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.35 : 16,037.03 = 4,843.86 : x
  2. Step 2: Convert to fraction form
    10,691.35/16,037.03 = 4,843.86/x
  3. Step 3: Cross multiply
    10,691.35x = 16,037.03 × 4,843.86
  4. Step 4: Simplify right side
    10,691.35x = 77,681,189.46
  5. Step 5: Solve for x
    x = 77,681,189.46/10,691.35
  6. Step 6: Final answer
    x = 7,265.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.