Home / 4,098.20-6,147.90-2,150.55

Finding the Fourth Proportional to 4,098.20, 6,147.90 and 2,150.55

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Solution

The fourth proportional to 4,098.20, 6,147.90 and 2,150.55 is: 3,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.20 : 6,147.90 = 2,150.55 : x
  2. Step 2: Convert to fraction form
    4,098.20/6,147.90 = 2,150.55/x
  3. Step 3: Cross multiply
    4,098.20x = 6,147.90 × 2,150.55
  4. Step 4: Simplify right side
    4,098.20x = 13,221,366.35
  5. Step 5: Solve for x
    x = 13,221,366.35/4,098.20
  6. Step 6: Final answer
    x = 3,226.14

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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.