Home / 2,760.38-4,161.26-2,577.08

Finding the Fourth Proportional to 2,760.38, 4,161.26 and 2,577.08

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Solution

The fourth proportional to 2,760.38, 4,161.26 and 2,577.08 is: 3,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.38 : 4,161.26 = 2,577.08 : x
  2. Step 2: Convert to fraction form
    2,760.38/4,161.26 = 2,577.08/x
  3. Step 3: Cross multiply
    2,760.38x = 4,161.26 × 2,577.08
  4. Step 4: Simplify right side
    2,760.38x = 10,723,899.92
  5. Step 5: Solve for x
    x = 10,723,899.92/2,760.38
  6. Step 6: Final answer
    x = 3,884.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.