Home / 2,577.76-3,860.16-2,273.28

Finding the Fourth Proportional to 2,577.76, 3,860.16 and 2,273.28

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Solution

The fourth proportional to 2,577.76, 3,860.16 and 2,273.28 is: 3,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.76 : 3,860.16 = 2,273.28 : x
  2. Step 2: Convert to fraction form
    2,577.76/3,860.16 = 2,273.28/x
  3. Step 3: Cross multiply
    2,577.76x = 3,860.16 × 2,273.28
  4. Step 4: Simplify right side
    2,577.76x = 8,775,224.52
  5. Step 5: Solve for x
    x = 8,775,224.52/2,577.76
  6. Step 6: Final answer
    x = 3,404.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.