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Finding the Fourth Proportional to 3,167.01, 4,747.05 and 1,085.04

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Solution

The fourth proportional to 3,167.01, 4,747.05 and 1,085.04 is: 1,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.01 : 4,747.05 = 1,085.04 : x
  2. Step 2: Convert to fraction form
    3,167.01/4,747.05 = 1,085.04/x
  3. Step 3: Cross multiply
    3,167.01x = 4,747.05 × 1,085.04
  4. Step 4: Simplify right side
    3,167.01x = 5,150,739.13
  5. Step 5: Solve for x
    x = 5,150,739.13/3,167.01
  6. Step 6: Final answer
    x = 1,626.37

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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.