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Finding the Fourth Proportional to 3,605.76, 5,403.04 and 2,737.44

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Solution

The fourth proportional to 3,605.76, 5,403.04 and 2,737.44 is: 4,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.76 : 5,403.04 = 2,737.44 : x
  2. Step 2: Convert to fraction form
    3,605.76/5,403.04 = 2,737.44/x
  3. Step 3: Cross multiply
    3,605.76x = 5,403.04 × 2,737.44
  4. Step 4: Simplify right side
    3,605.76x = 14,790,497.82
  5. Step 5: Solve for x
    x = 14,790,497.82/3,605.76
  6. Step 6: Final answer
    x = 4,101.91

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1.5x scale

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.