Home / 6,789.11-10,201.88-5,931.92

Finding the Fourth Proportional to 6,789.11, 10,201.88 and 5,931.92

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Solution

The fourth proportional to 6,789.11, 10,201.88 and 5,931.92 is: 8,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.11 : 10,201.88 = 5,931.92 : x
  2. Step 2: Convert to fraction form
    6,789.11/10,201.88 = 5,931.92/x
  3. Step 3: Cross multiply
    6,789.11x = 10,201.88 × 5,931.92
  4. Step 4: Simplify right side
    6,789.11x = 60,516,655.34
  5. Step 5: Solve for x
    x = 60,516,655.34/6,789.11
  6. Step 6: Final answer
    x = 8,913.79

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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.