Home / 2,422.44-3,342.87-1,374.57

Finding the Fourth Proportional to 2,422.44, 3,342.87 and 1,374.57

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Solution

The fourth proportional to 2,422.44, 3,342.87 and 1,374.57 is: 1,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.44 : 3,342.87 = 1,374.57 : x
  2. Step 2: Convert to fraction form
    2,422.44/3,342.87 = 1,374.57/x
  3. Step 3: Cross multiply
    2,422.44x = 3,342.87 × 1,374.57
  4. Step 4: Simplify right side
    2,422.44x = 4,595,008.82
  5. Step 5: Solve for x
    x = 4,595,008.82/2,422.44
  6. Step 6: Final answer
    x = 1,896.85

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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.