Home / 2,253.92-3,363.78-2,195.60

Finding the Fourth Proportional to 2,253.92, 3,363.78 and 2,195.60

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Solution

The fourth proportional to 2,253.92, 3,363.78 and 2,195.60 is: 3,276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.92 : 3,363.78 = 2,195.60 : x
  2. Step 2: Convert to fraction form
    2,253.92/3,363.78 = 2,195.60/x
  3. Step 3: Cross multiply
    2,253.92x = 3,363.78 × 2,195.60
  4. Step 4: Simplify right side
    2,253.92x = 7,385,515.37
  5. Step 5: Solve for x
    x = 7,385,515.37/2,253.92
  6. Step 6: Final answer
    x = 3,276.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.