Home / 2,422.11-3,342.62-1,374.27

Finding the Fourth Proportional to 2,422.11, 3,342.62 and 1,374.27

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Solution

The fourth proportional to 2,422.11, 3,342.62 and 1,374.27 is: 1,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.11 : 3,342.62 = 1,374.27 : x
  2. Step 2: Convert to fraction form
    2,422.11/3,342.62 = 1,374.27/x
  3. Step 3: Cross multiply
    2,422.11x = 3,342.62 × 1,374.27
  4. Step 4: Simplify right side
    2,422.11x = 4,593,655.52
  5. Step 5: Solve for x
    x = 4,593,655.52/2,422.11
  6. Step 6: Final answer
    x = 1,896.55

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1.5x scale

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.