Home / 10,161.92-15,244.96-4,317.12

Finding the Fourth Proportional to 10,161.92, 15,244.96 and 4,317.12

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Solution

The fourth proportional to 10,161.92, 15,244.96 and 4,317.12 is: 6,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.92 : 15,244.96 = 4,317.12 : x
  2. Step 2: Convert to fraction form
    10,161.92/15,244.96 = 4,317.12/x
  3. Step 3: Cross multiply
    10,161.92x = 15,244.96 × 4,317.12
  4. Step 4: Simplify right side
    10,161.92x = 65,814,321.72
  5. Step 5: Solve for x
    x = 65,814,321.72/10,161.92
  6. Step 6: Final answer
    x = 6,476.56

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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.