Home / 2,193.78-3,025.28-1,773.85

Finding the Fourth Proportional to 2,193.78, 3,025.28 and 1,773.85

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Solution

The fourth proportional to 2,193.78, 3,025.28 and 1,773.85 is: 2,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.78 : 3,025.28 = 1,773.85 : x
  2. Step 2: Convert to fraction form
    2,193.78/3,025.28 = 1,773.85/x
  3. Step 3: Cross multiply
    2,193.78x = 3,025.28 × 1,773.85
  4. Step 4: Simplify right side
    2,193.78x = 5,366,377.80
  5. Step 5: Solve for x
    x = 5,366,377.80/2,193.78
  6. Step 6: Final answer
    x = 2,446.18

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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.