Home / 3,549.15-5,312.79-2,251.53

Finding the Fourth Proportional to 3,549.15, 5,312.79 and 2,251.53

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Solution

The fourth proportional to 3,549.15, 5,312.79 and 2,251.53 is: 3,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.15 : 5,312.79 = 2,251.53 : x
  2. Step 2: Convert to fraction form
    3,549.15/5,312.79 = 2,251.53/x
  3. Step 3: Cross multiply
    3,549.15x = 5,312.79 × 2,251.53
  4. Step 4: Simplify right side
    3,549.15x = 11,961,906.07
  5. Step 5: Solve for x
    x = 11,961,906.07/3,549.15
  6. Step 6: Final answer
    x = 3,370.36

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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.