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Finding the Fourth Proportional to 3,670.17, 5,506.11 and 1,073.04

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Solution

The fourth proportional to 3,670.17, 5,506.11 and 1,073.04 is: 1,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.17 : 5,506.11 = 1,073.04 : x
  2. Step 2: Convert to fraction form
    3,670.17/5,506.11 = 1,073.04/x
  3. Step 3: Cross multiply
    3,670.17x = 5,506.11 × 1,073.04
  4. Step 4: Simplify right side
    3,670.17x = 5,908,276.27
  5. Step 5: Solve for x
    x = 5,908,276.27/3,670.17
  6. Step 6: Final answer
    x = 1,609.81

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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.