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Finding the Fourth Proportional to 9,691.85, 14,529.14 and 3,844.46

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Solution

The fourth proportional to 9,691.85, 14,529.14 and 3,844.46 is: 5,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.85 : 14,529.14 = 3,844.46 : x
  2. Step 2: Convert to fraction form
    9,691.85/14,529.14 = 3,844.46/x
  3. Step 3: Cross multiply
    9,691.85x = 14,529.14 × 3,844.46
  4. Step 4: Simplify right side
    9,691.85x = 55,856,678.34
  5. Step 5: Solve for x
    x = 55,856,678.34/9,691.85
  6. Step 6: Final answer
    x = 5,763.26

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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.