Home / 3,553.45-5,324.10-2,253.40

Finding the Fourth Proportional to 3,553.45, 5,324.10 and 2,253.40

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Solution

The fourth proportional to 3,553.45, 5,324.10 and 2,253.40 is: 3,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.45 : 5,324.10 = 2,253.40 : x
  2. Step 2: Convert to fraction form
    3,553.45/5,324.10 = 2,253.40/x
  3. Step 3: Cross multiply
    3,553.45x = 5,324.10 × 2,253.40
  4. Step 4: Simplify right side
    3,553.45x = 11,997,326.94
  5. Step 5: Solve for x
    x = 11,997,326.94/3,553.45
  6. Step 6: Final answer
    x = 3,376.25

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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.