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Finding the Fourth Proportional to 1,772.73, 2,658.21 and 1,032.59

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Solution

The fourth proportional to 1,772.73, 2,658.21 and 1,032.59 is: 1,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.73 : 2,658.21 = 1,032.59 : x
  2. Step 2: Convert to fraction form
    1,772.73/2,658.21 = 1,032.59/x
  3. Step 3: Cross multiply
    1,772.73x = 2,658.21 × 1,032.59
  4. Step 4: Simplify right side
    1,772.73x = 2,744,822.61
  5. Step 5: Solve for x
    x = 2,744,822.61/1,772.73
  6. Step 6: Final answer
    x = 1,548.36

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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.