Home / 6,887.70-10,327.41-2,722.86

Finding the Fourth Proportional to 6,887.70, 10,327.41 and 2,722.86

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Solution

The fourth proportional to 6,887.70, 10,327.41 and 2,722.86 is: 4,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.70 : 10,327.41 = 2,722.86 : x
  2. Step 2: Convert to fraction form
    6,887.70/10,327.41 = 2,722.86/x
  3. Step 3: Cross multiply
    6,887.70x = 10,327.41 × 2,722.86
  4. Step 4: Simplify right side
    6,887.70x = 28,120,091.59
  5. Step 5: Solve for x
    x = 28,120,091.59/6,887.70
  6. Step 6: Final answer
    x = 4,082.65

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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.