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Finding the Fourth Proportional to 3,652.53, 5,480.07 and 1,154.10

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Solution

The fourth proportional to 3,652.53, 5,480.07 and 1,154.10 is: 1,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.53 : 5,480.07 = 1,154.10 : x
  2. Step 2: Convert to fraction form
    3,652.53/5,480.07 = 1,154.10/x
  3. Step 3: Cross multiply
    3,652.53x = 5,480.07 × 1,154.10
  4. Step 4: Simplify right side
    3,652.53x = 6,324,535.81
  5. Step 5: Solve for x
    x = 6,324,535.81/3,652.53
  6. Step 6: Final answer
    x = 1,731.55

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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.