Home / 11,565.57-17,346.43-3,772.56

Finding the Fourth Proportional to 11,565.57, 17,346.43 and 3,772.56

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Solution

The fourth proportional to 11,565.57, 17,346.43 and 3,772.56 is: 5,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.57 : 17,346.43 = 3,772.56 : x
  2. Step 2: Convert to fraction form
    11,565.57/17,346.43 = 3,772.56/x
  3. Step 3: Cross multiply
    11,565.57x = 17,346.43 × 3,772.56
  4. Step 4: Simplify right side
    11,565.57x = 65,440,447.96
  5. Step 5: Solve for x
    x = 65,440,447.96/11,565.57
  6. Step 6: Final answer
    x = 5,658.21

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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.