Home / 8,366.56-12,541.68-3,982.84

Finding the Fourth Proportional to 8,366.56, 12,541.68 and 3,982.84

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Solution

The fourth proportional to 8,366.56, 12,541.68 and 3,982.84 is: 5,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.56 : 12,541.68 = 3,982.84 : x
  2. Step 2: Convert to fraction form
    8,366.56/12,541.68 = 3,982.84/x
  3. Step 3: Cross multiply
    8,366.56x = 12,541.68 × 3,982.84
  4. Step 4: Simplify right side
    8,366.56x = 49,951,504.77
  5. Step 5: Solve for x
    x = 49,951,504.77/8,366.56
  6. Step 6: Final answer
    x = 5,970.38

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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.