Home / 3,755.90-5,180.72-2,264.28

Finding the Fourth Proportional to 3,755.90, 5,180.72 and 2,264.28

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Solution

The fourth proportional to 3,755.90, 5,180.72 and 2,264.28 is: 3,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.90 : 5,180.72 = 2,264.28 : x
  2. Step 2: Convert to fraction form
    3,755.90/5,180.72 = 2,264.28/x
  3. Step 3: Cross multiply
    3,755.90x = 5,180.72 × 2,264.28
  4. Step 4: Simplify right side
    3,755.90x = 11,730,600.68
  5. Step 5: Solve for x
    x = 11,730,600.68/3,755.90
  6. Step 6: Final answer
    x = 3,123.25

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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.