Home / 5,691.31-8,536.96-2,226.13

Finding the Fourth Proportional to 5,691.31, 8,536.96 and 2,226.13

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Solution

The fourth proportional to 5,691.31, 8,536.96 and 2,226.13 is: 3,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.31 : 8,536.96 = 2,226.13 : x
  2. Step 2: Convert to fraction form
    5,691.31/8,536.96 = 2,226.13/x
  3. Step 3: Cross multiply
    5,691.31x = 8,536.96 × 2,226.13
  4. Step 4: Simplify right side
    5,691.31x = 19,004,382.76
  5. Step 5: Solve for x
    x = 19,004,382.76/5,691.31
  6. Step 6: Final answer
    x = 3,339.19

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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.