Home / 7,766.02-10,717.12-4,229.15

Finding the Fourth Proportional to 7,766.02, 10,717.12 and 4,229.15

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Solution

The fourth proportional to 7,766.02, 10,717.12 and 4,229.15 is: 5,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.02 : 10,717.12 = 4,229.15 : x
  2. Step 2: Convert to fraction form
    7,766.02/10,717.12 = 4,229.15/x
  3. Step 3: Cross multiply
    7,766.02x = 10,717.12 × 4,229.15
  4. Step 4: Simplify right side
    7,766.02x = 45,324,308.05
  5. Step 5: Solve for x
    x = 45,324,308.05/7,766.02
  6. Step 6: Final answer
    x = 5,836.24

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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.