Home / 6,680.30-10,020.51-2,982.71

Finding the Fourth Proportional to 6,680.30, 10,020.51 and 2,982.71

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Solution

The fourth proportional to 6,680.30, 10,020.51 and 2,982.71 is: 4,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.30 : 10,020.51 = 2,982.71 : x
  2. Step 2: Convert to fraction form
    6,680.30/10,020.51 = 2,982.71/x
  3. Step 3: Cross multiply
    6,680.30x = 10,020.51 × 2,982.71
  4. Step 4: Simplify right side
    6,680.30x = 29,888,300.43
  5. Step 5: Solve for x
    x = 29,888,300.43/6,680.30
  6. Step 6: Final answer
    x = 4,474.10

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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.