Home / 10,750.27-16,128.14-3,354.79

Finding the Fourth Proportional to 10,750.27, 16,128.14 and 3,354.79

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Solution

The fourth proportional to 10,750.27, 16,128.14 and 3,354.79 is: 5,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.27 : 16,128.14 = 3,354.79 : x
  2. Step 2: Convert to fraction form
    10,750.27/16,128.14 = 3,354.79/x
  3. Step 3: Cross multiply
    10,750.27x = 16,128.14 × 3,354.79
  4. Step 4: Simplify right side
    10,750.27x = 54,106,550.73
  5. Step 5: Solve for x
    x = 54,106,550.73/10,750.27
  6. Step 6: Final answer
    x = 5,033.04

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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.