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Finding the Fourth Proportional to 3,735.52, 5,603.94 and 1,543.02

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Solution

The fourth proportional to 3,735.52, 5,603.94 and 1,543.02 is: 2,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.52 : 5,603.94 = 1,543.02 : x
  2. Step 2: Convert to fraction form
    3,735.52/5,603.94 = 1,543.02/x
  3. Step 3: Cross multiply
    3,735.52x = 5,603.94 × 1,543.02
  4. Step 4: Simplify right side
    3,735.52x = 8,646,991.50
  5. Step 5: Solve for x
    x = 8,646,991.50/3,735.52
  6. Step 6: Final answer
    x = 2,314.80

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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.