Home / 3,755.10-5,180.13-2,577.30

Finding the Fourth Proportional to 3,755.10, 5,180.13 and 2,577.30

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Solution

The fourth proportional to 3,755.10, 5,180.13 and 2,577.30 is: 3,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.10 : 5,180.13 = 2,577.30 : x
  2. Step 2: Convert to fraction form
    3,755.10/5,180.13 = 2,577.30/x
  3. Step 3: Cross multiply
    3,755.10x = 5,180.13 × 2,577.30
  4. Step 4: Simplify right side
    3,755.10x = 13,350,749.05
  5. Step 5: Solve for x
    x = 13,350,749.05/3,755.10
  6. Step 6: Final answer
    x = 3,555.36

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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.