Home / 3,652.56-5,040.36-2,255.04

Finding the Fourth Proportional to 3,652.56, 5,040.36 and 2,255.04

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Solution

The fourth proportional to 3,652.56, 5,040.36 and 2,255.04 is: 3,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.56 : 5,040.36 = 2,255.04 : x
  2. Step 2: Convert to fraction form
    3,652.56/5,040.36 = 2,255.04/x
  3. Step 3: Cross multiply
    3,652.56x = 5,040.36 × 2,255.04
  4. Step 4: Simplify right side
    3,652.56x = 11,366,213.41
  5. Step 5: Solve for x
    x = 11,366,213.41/3,652.56
  6. Step 6: Final answer
    x = 3,111.85

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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.