Home / 11,423.28-17,134.92-3,632.76

Finding the Fourth Proportional to 11,423.28, 17,134.92 and 3,632.76

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Solution

The fourth proportional to 11,423.28, 17,134.92 and 3,632.76 is: 5,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.28 : 17,134.92 = 3,632.76 : x
  2. Step 2: Convert to fraction form
    11,423.28/17,134.92 = 3,632.76/x
  3. Step 3: Cross multiply
    11,423.28x = 17,134.92 × 3,632.76
  4. Step 4: Simplify right side
    11,423.28x = 62,247,051.98
  5. Step 5: Solve for x
    x = 62,247,051.98/11,423.28
  6. Step 6: Final answer
    x = 5,449.14

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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.