Home / 4,276.18-6,414.45-2,086.75

Finding the Fourth Proportional to 4,276.18, 6,414.45 and 2,086.75

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Solution

The fourth proportional to 4,276.18, 6,414.45 and 2,086.75 is: 3,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.18 : 6,414.45 = 2,086.75 : x
  2. Step 2: Convert to fraction form
    4,276.18/6,414.45 = 2,086.75/x
  3. Step 3: Cross multiply
    4,276.18x = 6,414.45 × 2,086.75
  4. Step 4: Simplify right side
    4,276.18x = 13,385,353.54
  5. Step 5: Solve for x
    x = 13,385,353.54/4,276.18
  6. Step 6: Final answer
    x = 3,130.21

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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.