Home / 8,380.70-12,568.97-2,833.93

Finding the Fourth Proportional to 8,380.70, 12,568.97 and 2,833.93

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Solution

The fourth proportional to 8,380.70, 12,568.97 and 2,833.93 is: 4,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.70 : 12,568.97 = 2,833.93 : x
  2. Step 2: Convert to fraction form
    8,380.70/12,568.97 = 2,833.93/x
  3. Step 3: Cross multiply
    8,380.70x = 12,568.97 × 2,833.93
  4. Step 4: Simplify right side
    8,380.70x = 35,619,581.15
  5. Step 5: Solve for x
    x = 35,619,581.15/8,380.70
  6. Step 6: Final answer
    x = 4,250.19

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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.