Home / 10,179.99-15,251.85-6,229.31

Finding the Fourth Proportional to 10,179.99, 15,251.85 and 6,229.31

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Solution

The fourth proportional to 10,179.99, 15,251.85 and 6,229.31 is: 9,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.99 : 15,251.85 = 6,229.31 : x
  2. Step 2: Convert to fraction form
    10,179.99/15,251.85 = 6,229.31/x
  3. Step 3: Cross multiply
    10,179.99x = 15,251.85 × 6,229.31
  4. Step 4: Simplify right side
    10,179.99x = 95,008,501.72
  5. Step 5: Solve for x
    x = 95,008,501.72/10,179.99
  6. Step 6: Final answer
    x = 9,332.87

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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.