Home / 10,247.26-15,373.19-3,132.12

Finding the Fourth Proportional to 10,247.26, 15,373.19 and 3,132.12

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Solution

The fourth proportional to 10,247.26, 15,373.19 and 3,132.12 is: 4,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.26 : 15,373.19 = 3,132.12 : x
  2. Step 2: Convert to fraction form
    10,247.26/15,373.19 = 3,132.12/x
  3. Step 3: Cross multiply
    10,247.26x = 15,373.19 × 3,132.12
  4. Step 4: Simplify right side
    10,247.26x = 48,150,683.69
  5. Step 5: Solve for x
    x = 48,150,683.69/10,247.26
  6. Step 6: Final answer
    x = 4,698.88

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1.5x scale

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.