Home / 7,155.22-10,734.20-2,224.91

Finding the Fourth Proportional to 7,155.22, 10,734.20 and 2,224.91

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Solution

The fourth proportional to 7,155.22, 10,734.20 and 2,224.91 is: 3,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155.22 : 10,734.20 = 2,224.91 : x
  2. Step 2: Convert to fraction form
    7,155.22/10,734.20 = 2,224.91/x
  3. Step 3: Cross multiply
    7,155.22x = 10,734.20 × 2,224.91
  4. Step 4: Simplify right side
    7,155.22x = 23,882,628.92
  5. Step 5: Solve for x
    x = 23,882,628.92/7,155.22
  6. Step 6: Final answer
    x = 3,337.79

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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.