Home / 4,231.90-6,348.12-1,458.82

Finding the Fourth Proportional to 4,231.90, 6,348.12 and 1,458.82

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Solution

The fourth proportional to 4,231.90, 6,348.12 and 1,458.82 is: 2,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.90 : 6,348.12 = 1,458.82 : x
  2. Step 2: Convert to fraction form
    4,231.90/6,348.12 = 1,458.82/x
  3. Step 3: Cross multiply
    4,231.90x = 6,348.12 × 1,458.82
  4. Step 4: Simplify right side
    4,231.90x = 9,260,764.42
  5. Step 5: Solve for x
    x = 9,260,764.42/4,231.90
  6. Step 6: Final answer
    x = 2,188.32

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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.