Home / 3,025.20-4,531.14-1,926.84

Finding the Fourth Proportional to 3,025.20, 4,531.14 and 1,926.84

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Solution

The fourth proportional to 3,025.20, 4,531.14 and 1,926.84 is: 2,886.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.20 : 4,531.14 = 1,926.84 : x
  2. Step 2: Convert to fraction form
    3,025.20/4,531.14 = 1,926.84/x
  3. Step 3: Cross multiply
    3,025.20x = 4,531.14 × 1,926.84
  4. Step 4: Simplify right side
    3,025.20x = 8,730,781.80
  5. Step 5: Solve for x
    x = 8,730,781.80/3,025.20
  6. Step 6: Final answer
    x = 2,886.02

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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.