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Finding the Fourth Proportional to 10,168.03, 14,030.03 and 5,691.85

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Solution

The fourth proportional to 10,168.03, 14,030.03 and 5,691.85 is: 7,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.03 : 14,030.03 = 5,691.85 : x
  2. Step 2: Convert to fraction form
    10,168.03/14,030.03 = 5,691.85/x
  3. Step 3: Cross multiply
    10,168.03x = 14,030.03 × 5,691.85
  4. Step 4: Simplify right side
    10,168.03x = 79,856,797.80
  5. Step 5: Solve for x
    x = 79,856,797.80/10,168.03
  6. Step 6: Final answer
    x = 7,853.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.