Home / 3,649.76-5,038.68-2,233.80

Finding the Fourth Proportional to 3,649.76, 5,038.68 and 2,233.80

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Solution

The fourth proportional to 3,649.76, 5,038.68 and 2,233.80 is: 3,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.76 : 5,038.68 = 2,233.80 : x
  2. Step 2: Convert to fraction form
    3,649.76/5,038.68 = 2,233.80/x
  3. Step 3: Cross multiply
    3,649.76x = 5,038.68 × 2,233.80
  4. Step 4: Simplify right side
    3,649.76x = 11,255,403.38
  5. Step 5: Solve for x
    x = 11,255,403.38/3,649.76
  6. Step 6: Final answer
    x = 3,083.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.