Home / 8,088.89-12,133.68-2,824.43

Finding the Fourth Proportional to 8,088.89, 12,133.68 and 2,824.43

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Solution

The fourth proportional to 8,088.89, 12,133.68 and 2,824.43 is: 4,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.89 : 12,133.68 = 2,824.43 : x
  2. Step 2: Convert to fraction form
    8,088.89/12,133.68 = 2,824.43/x
  3. Step 3: Cross multiply
    8,088.89x = 12,133.68 × 2,824.43
  4. Step 4: Simplify right side
    8,088.89x = 34,270,729.80
  5. Step 5: Solve for x
    x = 34,270,729.80/8,088.89
  6. Step 6: Final answer
    x = 4,236.77

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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.