Home / 3,641.22-5,456.36-2,712.42

Finding the Fourth Proportional to 3,641.22, 5,456.36 and 2,712.42

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Solution

The fourth proportional to 3,641.22, 5,456.36 and 2,712.42 is: 4,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.22 : 5,456.36 = 2,712.42 : x
  2. Step 2: Convert to fraction form
    3,641.22/5,456.36 = 2,712.42/x
  3. Step 3: Cross multiply
    3,641.22x = 5,456.36 × 2,712.42
  4. Step 4: Simplify right side
    3,641.22x = 14,799,939.99
  5. Step 5: Solve for x
    x = 14,799,939.99/3,641.22
  6. Step 6: Final answer
    x = 4,064.56

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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.