Home / 8,553.27-12,828.66-2,313.64

Finding the Fourth Proportional to 8,553.27, 12,828.66 and 2,313.64

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Solution

The fourth proportional to 8,553.27, 12,828.66 and 2,313.64 is: 3,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.27 : 12,828.66 = 2,313.64 : x
  2. Step 2: Convert to fraction form
    8,553.27/12,828.66 = 2,313.64/x
  3. Step 3: Cross multiply
    8,553.27x = 12,828.66 × 2,313.64
  4. Step 4: Simplify right side
    8,553.27x = 29,680,900.92
  5. Step 5: Solve for x
    x = 29,680,900.92/8,553.27
  6. Step 6: Final answer
    x = 3,470.12

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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.