Home / 2,577.38-3,882.28-2,543.36

Finding the Fourth Proportional to 2,577.38, 3,882.28 and 2,543.36

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Solution

The fourth proportional to 2,577.38, 3,882.28 and 2,543.36 is: 3,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.38 : 3,882.28 = 2,543.36 : x
  2. Step 2: Convert to fraction form
    2,577.38/3,882.28 = 2,543.36/x
  3. Step 3: Cross multiply
    2,577.38x = 3,882.28 × 2,543.36
  4. Step 4: Simplify right side
    2,577.38x = 9,874,022.94
  5. Step 5: Solve for x
    x = 9,874,022.94/2,577.38
  6. Step 6: Final answer
    x = 3,831.03

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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.