Home / 7,426.97-11,142.17-2,162.10

Finding the Fourth Proportional to 7,426.97, 11,142.17 and 2,162.10

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Solution

The fourth proportional to 7,426.97, 11,142.17 and 2,162.10 is: 3,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.97 : 11,142.17 = 2,162.10 : x
  2. Step 2: Convert to fraction form
    7,426.97/11,142.17 = 2,162.10/x
  3. Step 3: Cross multiply
    7,426.97x = 11,142.17 × 2,162.10
  4. Step 4: Simplify right side
    7,426.97x = 24,090,474.95
  5. Step 5: Solve for x
    x = 24,090,474.95/7,426.97
  6. Step 6: Final answer
    x = 3,243.65

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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.