Home / 10,751.18-16,132.64-4,177.62

Finding the Fourth Proportional to 10,751.18, 16,132.64 and 4,177.62

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Solution

The fourth proportional to 10,751.18, 16,132.64 and 4,177.62 is: 6,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.18 : 16,132.64 = 4,177.62 : x
  2. Step 2: Convert to fraction form
    10,751.18/16,132.64 = 4,177.62/x
  3. Step 3: Cross multiply
    10,751.18x = 16,132.64 × 4,177.62
  4. Step 4: Simplify right side
    10,751.18x = 67,396,039.52
  5. Step 5: Solve for x
    x = 67,396,039.52/10,751.18
  6. Step 6: Final answer
    x = 6,268.71

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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.