Home / 6,778.60-10,172.22-2,882.96

Finding the Fourth Proportional to 6,778.60, 10,172.22 and 2,882.96

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Solution

The fourth proportional to 6,778.60, 10,172.22 and 2,882.96 is: 4,326.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.60 : 10,172.22 = 2,882.96 : x
  2. Step 2: Convert to fraction form
    6,778.60/10,172.22 = 2,882.96/x
  3. Step 3: Cross multiply
    6,778.60x = 10,172.22 × 2,882.96
  4. Step 4: Simplify right side
    6,778.60x = 29,326,103.37
  5. Step 5: Solve for x
    x = 29,326,103.37/6,778.60
  6. Step 6: Final answer
    x = 4,326.28

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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.