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Finding the Fourth Proportional to 2,374.54, 3,561.51 and 732.22

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Solution

The fourth proportional to 2,374.54, 3,561.51 and 732.22 is: 1,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.54 : 3,561.51 = 732.22 : x
  2. Step 2: Convert to fraction form
    2,374.54/3,561.51 = 732.22/x
  3. Step 3: Cross multiply
    2,374.54x = 3,561.51 × 732.22
  4. Step 4: Simplify right side
    2,374.54x = 2,607,808.85
  5. Step 5: Solve for x
    x = 2,607,808.85/2,374.54
  6. Step 6: Final answer
    x = 1,098.24

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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.