Home / 8,512.68-12,770.13-2,966.43

Finding the Fourth Proportional to 8,512.68, 12,770.13 and 2,966.43

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Solution

The fourth proportional to 8,512.68, 12,770.13 and 2,966.43 is: 4,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.68 : 12,770.13 = 2,966.43 : x
  2. Step 2: Convert to fraction form
    8,512.68/12,770.13 = 2,966.43/x
  3. Step 3: Cross multiply
    8,512.68x = 12,770.13 × 2,966.43
  4. Step 4: Simplify right side
    8,512.68x = 37,881,696.74
  5. Step 5: Solve for x
    x = 37,881,696.74/8,512.68
  6. Step 6: Final answer
    x = 4,450.03

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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.