Home / 7,274.10-10,910.88-2,079.96

Finding the Fourth Proportional to 7,274.10, 10,910.88 and 2,079.96

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Solution

The fourth proportional to 7,274.10, 10,910.88 and 2,079.96 is: 3,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.10 : 10,910.88 = 2,079.96 : x
  2. Step 2: Convert to fraction form
    7,274.10/10,910.88 = 2,079.96/x
  3. Step 3: Cross multiply
    7,274.10x = 10,910.88 × 2,079.96
  4. Step 4: Simplify right side
    7,274.10x = 22,694,193.96
  5. Step 5: Solve for x
    x = 22,694,193.96/7,274.10
  6. Step 6: Final answer
    x = 3,119.86

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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.