Home / 6,785.10-10,154.97-3,862.62

Finding the Fourth Proportional to 6,785.10, 10,154.97 and 3,862.62

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Solution

The fourth proportional to 6,785.10, 10,154.97 and 3,862.62 is: 5,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.10 : 10,154.97 = 3,862.62 : x
  2. Step 2: Convert to fraction form
    6,785.10/10,154.97 = 3,862.62/x
  3. Step 3: Cross multiply
    6,785.10x = 10,154.97 × 3,862.62
  4. Step 4: Simplify right side
    6,785.10x = 39,224,790.22
  5. Step 5: Solve for x
    x = 39,224,790.22/6,785.10
  6. Step 6: Final answer
    x = 5,781.02

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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.