Home / 6,145.65-9,218.17-2,249.75

Finding the Fourth Proportional to 6,145.65, 9,218.17 and 2,249.75

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Solution

The fourth proportional to 6,145.65, 9,218.17 and 2,249.75 is: 3,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.65 : 9,218.17 = 2,249.75 : x
  2. Step 2: Convert to fraction form
    6,145.65/9,218.17 = 2,249.75/x
  3. Step 3: Cross multiply
    6,145.65x = 9,218.17 × 2,249.75
  4. Step 4: Simplify right side
    6,145.65x = 20,738,577.96
  5. Step 5: Solve for x
    x = 20,738,577.96/6,145.65
  6. Step 6: Final answer
    x = 3,374.51

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Double scale
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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.