Home / 3,551.36-5,330.88-2,253.92

Finding the Fourth Proportional to 3,551.36, 5,330.88 and 2,253.92

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Solution

The fourth proportional to 3,551.36, 5,330.88 and 2,253.92 is: 3,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.36 : 5,330.88 = 2,253.92 : x
  2. Step 2: Convert to fraction form
    3,551.36/5,330.88 = 2,253.92/x
  3. Step 3: Cross multiply
    3,551.36x = 5,330.88 × 2,253.92
  4. Step 4: Simplify right side
    3,551.36x = 12,015,377.05
  5. Step 5: Solve for x
    x = 12,015,377.05/3,551.36
  6. Step 6: Final answer
    x = 3,383.32

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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.