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Finding the Fourth Proportional to 10,750.62, 16,126.16 and 3,355.16

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Solution

The fourth proportional to 10,750.62, 16,126.16 and 3,355.16 is: 5,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.62 : 16,126.16 = 3,355.16 : x
  2. Step 2: Convert to fraction form
    10,750.62/16,126.16 = 3,355.16/x
  3. Step 3: Cross multiply
    10,750.62x = 16,126.16 × 3,355.16
  4. Step 4: Simplify right side
    10,750.62x = 54,105,749.58
  5. Step 5: Solve for x
    x = 54,105,749.58/10,750.62
  6. Step 6: Final answer
    x = 5,032.80

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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.