Home / 6,729.51-10,108.85-5,691.59

Finding the Fourth Proportional to 6,729.51, 10,108.85 and 5,691.59

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Solution

The fourth proportional to 6,729.51, 10,108.85 and 5,691.59 is: 8,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.51 : 10,108.85 = 5,691.59 : x
  2. Step 2: Convert to fraction form
    6,729.51/10,108.85 = 5,691.59/x
  3. Step 3: Cross multiply
    6,729.51x = 10,108.85 × 5,691.59
  4. Step 4: Simplify right side
    6,729.51x = 57,535,350.57
  5. Step 5: Solve for x
    x = 57,535,350.57/6,729.51
  6. Step 6: Final answer
    x = 8,549.71

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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.