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Finding the Fourth Proportional to 7,565.56, 11,353.56 and 2,635.24

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Solution

The fourth proportional to 7,565.56, 11,353.56 and 2,635.24 is: 3,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.56 : 11,353.56 = 2,635.24 : x
  2. Step 2: Convert to fraction form
    7,565.56/11,353.56 = 2,635.24/x
  3. Step 3: Cross multiply
    7,565.56x = 11,353.56 × 2,635.24
  4. Step 4: Simplify right side
    7,565.56x = 29,919,355.45
  5. Step 5: Solve for x
    x = 29,919,355.45/7,565.56
  6. Step 6: Final answer
    x = 3,954.68

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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.