Home / 2,951.12-4,422.83-1,489.47

Finding the Fourth Proportional to 2,951.12, 4,422.83 and 1,489.47

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Solution

The fourth proportional to 2,951.12, 4,422.83 and 1,489.47 is: 2,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.12 : 4,422.83 = 1,489.47 : x
  2. Step 2: Convert to fraction form
    2,951.12/4,422.83 = 1,489.47/x
  3. Step 3: Cross multiply
    2,951.12x = 4,422.83 × 1,489.47
  4. Step 4: Simplify right side
    2,951.12x = 6,587,665.15
  5. Step 5: Solve for x
    x = 6,587,665.15/2,951.12
  6. Step 6: Final answer
    x = 2,232.26

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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.