Home / 2,531.22-3,777.50-2,254.43

Finding the Fourth Proportional to 2,531.22, 3,777.50 and 2,254.43

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Solution

The fourth proportional to 2,531.22, 3,777.50 and 2,254.43 is: 3,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.22 : 3,777.50 = 2,254.43 : x
  2. Step 2: Convert to fraction form
    2,531.22/3,777.50 = 2,254.43/x
  3. Step 3: Cross multiply
    2,531.22x = 3,777.50 × 2,254.43
  4. Step 4: Simplify right side
    2,531.22x = 8,516,122.03
  5. Step 5: Solve for x
    x = 8,516,122.03/2,531.22
  6. Step 6: Final answer
    x = 3,364.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.