Home / 11,565.59-17,339.87-5,720.83

Finding the Fourth Proportional to 11,565.59, 17,339.87 and 5,720.83

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Solution

The fourth proportional to 11,565.59, 17,339.87 and 5,720.83 is: 8,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.59 : 17,339.87 = 5,720.83 : x
  2. Step 2: Convert to fraction form
    11,565.59/17,339.87 = 5,720.83/x
  3. Step 3: Cross multiply
    11,565.59x = 17,339.87 × 5,720.83
  4. Step 4: Simplify right side
    11,565.59x = 99,198,419.44
  5. Step 5: Solve for x
    x = 99,198,419.44/11,565.59
  6. Step 6: Final answer
    x = 8,577.03

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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.