Home / 7,766.12-10,717.02-4,229.24

Finding the Fourth Proportional to 7,766.12, 10,717.02 and 4,229.24

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Solution

The fourth proportional to 7,766.12, 10,717.02 and 4,229.24 is: 5,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.12 : 10,717.02 = 4,229.24 : x
  2. Step 2: Convert to fraction form
    7,766.12/10,717.02 = 4,229.24/x
  3. Step 3: Cross multiply
    7,766.12x = 10,717.02 × 4,229.24
  4. Step 4: Simplify right side
    7,766.12x = 45,324,849.66
  5. Step 5: Solve for x
    x = 45,324,849.66/7,766.12
  6. Step 6: Final answer
    x = 5,836.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.