Home / 2,254.13-3,381.55-610.74

Finding the Fourth Proportional to 2,254.13, 3,381.55 and 610.74

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Solution

The fourth proportional to 2,254.13, 3,381.55 and 610.74 is: 916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.13 : 3,381.55 = 610.74 : x
  2. Step 2: Convert to fraction form
    2,254.13/3,381.55 = 610.74/x
  3. Step 3: Cross multiply
    2,254.13x = 3,381.55 × 610.74
  4. Step 4: Simplify right side
    2,254.13x = 2,065,246.32
  5. Step 5: Solve for x
    x = 2,065,246.32/2,254.13
  6. Step 6: Final answer
    x = 916.21

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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.