Home / 9,422.92-14,139.24-4,227.76

Finding the Fourth Proportional to 9,422.92, 14,139.24 and 4,227.76

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Solution

The fourth proportional to 9,422.92, 14,139.24 and 4,227.76 is: 6,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.92 : 14,139.24 = 4,227.76 : x
  2. Step 2: Convert to fraction form
    9,422.92/14,139.24 = 4,227.76/x
  3. Step 3: Cross multiply
    9,422.92x = 14,139.24 × 4,227.76
  4. Step 4: Simplify right side
    9,422.92x = 59,777,313.30
  5. Step 5: Solve for x
    x = 59,777,313.30/9,422.92
  6. Step 6: Final answer
    x = 6,343.82

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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.