Home / 7,565.32-11,338.12-3,864.43

Finding the Fourth Proportional to 7,565.32, 11,338.12 and 3,864.43

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Solution

The fourth proportional to 7,565.32, 11,338.12 and 3,864.43 is: 5,791.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.32 : 11,338.12 = 3,864.43 : x
  2. Step 2: Convert to fraction form
    7,565.32/11,338.12 = 3,864.43/x
  3. Step 3: Cross multiply
    7,565.32x = 11,338.12 × 3,864.43
  4. Step 4: Simplify right side
    7,565.32x = 43,815,371.07
  5. Step 5: Solve for x
    x = 43,815,371.07/7,565.32
  6. Step 6: Final answer
    x = 5,791.61

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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.