Home / 8,238.16-12,355.62-2,234.13

Finding the Fourth Proportional to 8,238.16, 12,355.62 and 2,234.13

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Solution

The fourth proportional to 8,238.16, 12,355.62 and 2,234.13 is: 3,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.16 : 12,355.62 = 2,234.13 : x
  2. Step 2: Convert to fraction form
    8,238.16/12,355.62 = 2,234.13/x
  3. Step 3: Cross multiply
    8,238.16x = 12,355.62 × 2,234.13
  4. Step 4: Simplify right side
    8,238.16x = 27,604,061.31
  5. Step 5: Solve for x
    x = 27,604,061.31/8,238.16
  6. Step 6: Final answer
    x = 3,350.76

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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.