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Finding the Fourth Proportional to 3,773.02, 5,657.71 and 1,581.16

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Solution

The fourth proportional to 3,773.02, 5,657.71 and 1,581.16 is: 2,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.02 : 5,657.71 = 1,581.16 : x
  2. Step 2: Convert to fraction form
    3,773.02/5,657.71 = 1,581.16/x
  3. Step 3: Cross multiply
    3,773.02x = 5,657.71 × 1,581.16
  4. Step 4: Simplify right side
    3,773.02x = 8,945,758.36
  5. Step 5: Solve for x
    x = 8,945,758.36/3,773.02
  6. Step 6: Final answer
    x = 2,370.98

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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.