Home / 10,168.20-15,230.16-6,260.76

Finding the Fourth Proportional to 10,168.20, 15,230.16 and 6,260.76

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Solution

The fourth proportional to 10,168.20, 15,230.16 and 6,260.76 is: 9,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.20 : 15,230.16 = 6,260.76 : x
  2. Step 2: Convert to fraction form
    10,168.20/15,230.16 = 6,260.76/x
  3. Step 3: Cross multiply
    10,168.20x = 15,230.16 × 6,260.76
  4. Step 4: Simplify right side
    10,168.20x = 95,352,376.52
  5. Step 5: Solve for x
    x = 95,352,376.52/10,168.20
  6. Step 6: Final answer
    x = 9,377.51

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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.