Home / 7,422.92-11,134.51-3,471.99

Finding the Fourth Proportional to 7,422.92, 11,134.51 and 3,471.99

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Solution

The fourth proportional to 7,422.92, 11,134.51 and 3,471.99 is: 5,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.92 : 11,134.51 = 3,471.99 : x
  2. Step 2: Convert to fraction form
    7,422.92/11,134.51 = 3,471.99/x
  3. Step 3: Cross multiply
    7,422.92x = 11,134.51 × 3,471.99
  4. Step 4: Simplify right side
    7,422.92x = 38,658,851.70
  5. Step 5: Solve for x
    x = 38,658,851.70/7,422.92
  6. Step 6: Final answer
    x = 5,208.04

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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.