Home / 8,276.43-12,414.55-3,011.43

Finding the Fourth Proportional to 8,276.43, 12,414.55 and 3,011.43

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Solution

The fourth proportional to 8,276.43, 12,414.55 and 3,011.43 is: 4,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.43 : 12,414.55 = 3,011.43 : x
  2. Step 2: Convert to fraction form
    8,276.43/12,414.55 = 3,011.43/x
  3. Step 3: Cross multiply
    8,276.43x = 12,414.55 × 3,011.43
  4. Step 4: Simplify right side
    8,276.43x = 37,385,548.31
  5. Step 5: Solve for x
    x = 37,385,548.31/8,276.43
  6. Step 6: Final answer
    x = 4,517.11

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1.5x scale

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.