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Finding the Fourth Proportional to 3,656.76, 5,489.16 and 1,467.04

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Solution

The fourth proportional to 3,656.76, 5,489.16 and 1,467.04 is: 2,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.76 : 5,489.16 = 1,467.04 : x
  2. Step 2: Convert to fraction form
    3,656.76/5,489.16 = 1,467.04/x
  3. Step 3: Cross multiply
    3,656.76x = 5,489.16 × 1,467.04
  4. Step 4: Simplify right side
    3,656.76x = 8,052,817.29
  5. Step 5: Solve for x
    x = 8,052,817.29/3,656.76
  6. Step 6: Final answer
    x = 2,202.17

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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.