Home / 7,177.24-10,766.34-2,497.78

Finding the Fourth Proportional to 7,177.24, 10,766.34 and 2,497.78

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Solution

The fourth proportional to 7,177.24, 10,766.34 and 2,497.78 is: 3,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.24 : 10,766.34 = 2,497.78 : x
  2. Step 2: Convert to fraction form
    7,177.24/10,766.34 = 2,497.78/x
  3. Step 3: Cross multiply
    7,177.24x = 10,766.34 × 2,497.78
  4. Step 4: Simplify right side
    7,177.24x = 26,891,948.73
  5. Step 5: Solve for x
    x = 26,891,948.73/7,177.24
  6. Step 6: Final answer
    x = 3,746.84

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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.