Home / 7,251.18-10,877.45-2,319.66

Finding the Fourth Proportional to 7,251.18, 10,877.45 and 2,319.66

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Solution

The fourth proportional to 7,251.18, 10,877.45 and 2,319.66 is: 3,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.18 : 10,877.45 = 2,319.66 : x
  2. Step 2: Convert to fraction form
    7,251.18/10,877.45 = 2,319.66/x
  3. Step 3: Cross multiply
    7,251.18x = 10,877.45 × 2,319.66
  4. Step 4: Simplify right side
    7,251.18x = 25,231,974.07
  5. Step 5: Solve for x
    x = 25,231,974.07/7,251.18
  6. Step 6: Final answer
    x = 3,479.71

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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.