Home / 6,691.44-10,043.64-3,231.12

Finding the Fourth Proportional to 6,691.44, 10,043.64 and 3,231.12

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Solution

The fourth proportional to 6,691.44, 10,043.64 and 3,231.12 is: 4,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.44 : 10,043.64 = 3,231.12 : x
  2. Step 2: Convert to fraction form
    6,691.44/10,043.64 = 3,231.12/x
  3. Step 3: Cross multiply
    6,691.44x = 10,043.64 × 3,231.12
  4. Step 4: Simplify right side
    6,691.44x = 32,452,206.08
  5. Step 5: Solve for x
    x = 32,452,206.08/6,691.44
  6. Step 6: Final answer
    x = 4,849.81

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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.