Home / 3,257.12-4,876.07-2,020.55

Finding the Fourth Proportional to 3,257.12, 4,876.07 and 2,020.55

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Solution

The fourth proportional to 3,257.12, 4,876.07 and 2,020.55 is: 3,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.12 : 4,876.07 = 2,020.55 : x
  2. Step 2: Convert to fraction form
    3,257.12/4,876.07 = 2,020.55/x
  3. Step 3: Cross multiply
    3,257.12x = 4,876.07 × 2,020.55
  4. Step 4: Simplify right side
    3,257.12x = 9,852,308.76
  5. Step 5: Solve for x
    x = 9,852,308.76/3,257.12
  6. Step 6: Final answer
    x = 3,024.86

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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.