Home / 2,422.61-3,343.26-1,374.66

Finding the Fourth Proportional to 2,422.61, 3,343.26 and 1,374.66

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Solution

The fourth proportional to 2,422.61, 3,343.26 and 1,374.66 is: 1,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.61 : 3,343.26 = 1,374.66 : x
  2. Step 2: Convert to fraction form
    2,422.61/3,343.26 = 1,374.66/x
  3. Step 3: Cross multiply
    2,422.61x = 3,343.26 × 1,374.66
  4. Step 4: Simplify right side
    2,422.61x = 4,595,845.79
  5. Step 5: Solve for x
    x = 4,595,845.79/2,422.61
  6. Step 6: Final answer
    x = 1,897.07

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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.