Home / 6,876.41-10,310.72-2,195.31

Finding the Fourth Proportional to 6,876.41, 10,310.72 and 2,195.31

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Solution

The fourth proportional to 6,876.41, 10,310.72 and 2,195.31 is: 3,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.41 : 10,310.72 = 2,195.31 : x
  2. Step 2: Convert to fraction form
    6,876.41/10,310.72 = 2,195.31/x
  3. Step 3: Cross multiply
    6,876.41x = 10,310.72 × 2,195.31
  4. Step 4: Simplify right side
    6,876.41x = 22,635,215.75
  5. Step 5: Solve for x
    x = 22,635,215.75/6,876.41
  6. Step 6: Final answer
    x = 3,291.72

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1.5x scale

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.