Home / 2,255.05-3,380.28-1,524.70

Finding the Fourth Proportional to 2,255.05, 3,380.28 and 1,524.70

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Solution

The fourth proportional to 2,255.05, 3,380.28 and 1,524.70 is: 2,285.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.05 : 3,380.28 = 1,524.70 : x
  2. Step 2: Convert to fraction form
    2,255.05/3,380.28 = 1,524.70/x
  3. Step 3: Cross multiply
    2,255.05x = 3,380.28 × 1,524.70
  4. Step 4: Simplify right side
    2,255.05x = 5,153,912.92
  5. Step 5: Solve for x
    x = 5,153,912.92/2,255.05
  6. Step 6: Final answer
    x = 2,285.50

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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.