Home / 10,132.26-15,200.44-4,288.86

Finding the Fourth Proportional to 10,132.26, 15,200.44 and 4,288.86

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Solution

The fourth proportional to 10,132.26, 15,200.44 and 4,288.86 is: 6,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.26 : 15,200.44 = 4,288.86 : x
  2. Step 2: Convert to fraction form
    10,132.26/15,200.44 = 4,288.86/x
  3. Step 3: Cross multiply
    10,132.26x = 15,200.44 × 4,288.86
  4. Step 4: Simplify right side
    10,132.26x = 65,192,559.10
  5. Step 5: Solve for x
    x = 65,192,559.10/10,132.26
  6. Step 6: Final answer
    x = 6,434.16

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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.