Home / 2,577.44-3,868.68-1,837.85

Finding the Fourth Proportional to 2,577.44, 3,868.68 and 1,837.85

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Solution

The fourth proportional to 2,577.44, 3,868.68 and 1,837.85 is: 2,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.44 : 3,868.68 = 1,837.85 : x
  2. Step 2: Convert to fraction form
    2,577.44/3,868.68 = 1,837.85/x
  3. Step 3: Cross multiply
    2,577.44x = 3,868.68 × 1,837.85
  4. Step 4: Simplify right side
    2,577.44x = 7,110,053.54
  5. Step 5: Solve for x
    x = 7,110,053.54/2,577.44
  6. Step 6: Final answer
    x = 2,758.57

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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.