Home / 3,222.57-4,832.83-1,030.78

Finding the Fourth Proportional to 3,222.57, 4,832.83 and 1,030.78

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Solution

The fourth proportional to 3,222.57, 4,832.83 and 1,030.78 is: 1,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.57 : 4,832.83 = 1,030.78 : x
  2. Step 2: Convert to fraction form
    3,222.57/4,832.83 = 1,030.78/x
  3. Step 3: Cross multiply
    3,222.57x = 4,832.83 × 1,030.78
  4. Step 4: Simplify right side
    3,222.57x = 4,981,591.84
  5. Step 5: Solve for x
    x = 4,981,591.84/3,222.57
  6. Step 6: Final answer
    x = 1,545.84

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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.