Home / 4,234.40-6,357.30-2,481.20

Finding the Fourth Proportional to 4,234.40, 6,357.30 and 2,481.20

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Solution

The fourth proportional to 4,234.40, 6,357.30 and 2,481.20 is: 3,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.40 : 6,357.30 = 2,481.20 : x
  2. Step 2: Convert to fraction form
    4,234.40/6,357.30 = 2,481.20/x
  3. Step 3: Cross multiply
    4,234.40x = 6,357.30 × 2,481.20
  4. Step 4: Simplify right side
    4,234.40x = 15,773,732.76
  5. Step 5: Solve for x
    x = 15,773,732.76/4,234.40
  6. Step 6: Final answer
    x = 3,725.14

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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.