Home / 7,264.27-10,881.61-6,658.78

Finding the Fourth Proportional to 7,264.27, 10,881.61 and 6,658.78

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Solution

The fourth proportional to 7,264.27, 10,881.61 and 6,658.78 is: 9,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.27 : 10,881.61 = 6,658.78 : x
  2. Step 2: Convert to fraction form
    7,264.27/10,881.61 = 6,658.78/x
  3. Step 3: Cross multiply
    7,264.27x = 10,881.61 × 6,658.78
  4. Step 4: Simplify right side
    7,264.27x = 72,458,312.85
  5. Step 5: Solve for x
    x = 72,458,312.85/7,264.27
  6. Step 6: Final answer
    x = 9,974.62

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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.