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Finding the Fourth Proportional to 1,702.69, 2,350.53 and 1,073.52

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Solution

The fourth proportional to 1,702.69, 2,350.53 and 1,073.52 is: 1,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.69 : 2,350.53 = 1,073.52 : x
  2. Step 2: Convert to fraction form
    1,702.69/2,350.53 = 1,073.52/x
  3. Step 3: Cross multiply
    1,702.69x = 2,350.53 × 1,073.52
  4. Step 4: Simplify right side
    1,702.69x = 2,523,340.97
  5. Step 5: Solve for x
    x = 2,523,340.97/1,702.69
  6. Step 6: Final answer
    x = 1,481.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.