Home / 2,234.95-3,083.78-1,350.80

Finding the Fourth Proportional to 2,234.95, 3,083.78 and 1,350.80

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Solution

The fourth proportional to 2,234.95, 3,083.78 and 1,350.80 is: 1,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.95 : 3,083.78 = 1,350.80 : x
  2. Step 2: Convert to fraction form
    2,234.95/3,083.78 = 1,350.80/x
  3. Step 3: Cross multiply
    2,234.95x = 3,083.78 × 1,350.80
  4. Step 4: Simplify right side
    2,234.95x = 4,165,555.56
  5. Step 5: Solve for x
    x = 4,165,555.56/2,234.95
  6. Step 6: Final answer
    x = 1,863.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.