Home / 5,691.56-8,537.36-2,226.36

Finding the Fourth Proportional to 5,691.56, 8,537.36 and 2,226.36

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Solution

The fourth proportional to 5,691.56, 8,537.36 and 2,226.36 is: 3,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.56 : 8,537.36 = 2,226.36 : x
  2. Step 2: Convert to fraction form
    5,691.56/8,537.36 = 2,226.36/x
  3. Step 3: Cross multiply
    5,691.56x = 8,537.36 × 2,226.36
  4. Step 4: Simplify right side
    5,691.56x = 19,007,236.81
  5. Step 5: Solve for x
    x = 19,007,236.81/5,691.56
  6. Step 6: Final answer
    x = 3,339.55

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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.