Home / 8,233.29-12,351.96-2,389.82

Finding the Fourth Proportional to 8,233.29, 12,351.96 and 2,389.82

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Solution

The fourth proportional to 8,233.29, 12,351.96 and 2,389.82 is: 3,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.29 : 12,351.96 = 2,389.82 : x
  2. Step 2: Convert to fraction form
    8,233.29/12,351.96 = 2,389.82/x
  3. Step 3: Cross multiply
    8,233.29x = 12,351.96 × 2,389.82
  4. Step 4: Simplify right side
    8,233.29x = 29,518,961.05
  5. Step 5: Solve for x
    x = 29,518,961.05/8,233.29
  6. Step 6: Final answer
    x = 3,585.32

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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.