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Finding the Fourth Proportional to 8,373.96, 12,557.97 and 2,826.18

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Solution

The fourth proportional to 8,373.96, 12,557.97 and 2,826.18 is: 4,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.96 : 12,557.97 = 2,826.18 : x
  2. Step 2: Convert to fraction form
    8,373.96/12,557.97 = 2,826.18/x
  3. Step 3: Cross multiply
    8,373.96x = 12,557.97 × 2,826.18
  4. Step 4: Simplify right side
    8,373.96x = 35,491,083.65
  5. Step 5: Solve for x
    x = 35,491,083.65/8,373.96
  6. Step 6: Final answer
    x = 4,238.27

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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.