Home / 2,380.73-3,572.50-1,149.41

Finding the Fourth Proportional to 2,380.73, 3,572.50 and 1,149.41

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Solution

The fourth proportional to 2,380.73, 3,572.50 and 1,149.41 is: 1,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.73 : 3,572.50 = 1,149.41 : x
  2. Step 2: Convert to fraction form
    2,380.73/3,572.50 = 1,149.41/x
  3. Step 3: Cross multiply
    2,380.73x = 3,572.50 × 1,149.41
  4. Step 4: Simplify right side
    2,380.73x = 4,106,246.49
  5. Step 5: Solve for x
    x = 4,106,246.49/2,380.73
  6. Step 6: Final answer
    x = 1,724.79

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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.