Home / 8,552.11-12,828.08-2,708.72

Finding the Fourth Proportional to 8,552.11, 12,828.08 and 2,708.72

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Solution

The fourth proportional to 8,552.11, 12,828.08 and 2,708.72 is: 4,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.11 : 12,828.08 = 2,708.72 : x
  2. Step 2: Convert to fraction form
    8,552.11/12,828.08 = 2,708.72/x
  3. Step 3: Cross multiply
    8,552.11x = 12,828.08 × 2,708.72
  4. Step 4: Simplify right side
    8,552.11x = 34,747,696.05
  5. Step 5: Solve for x
    x = 34,747,696.05/8,552.11
  6. Step 6: Final answer
    x = 4,063.05

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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.