Home / 3,553.47-5,328.99-2,253.42

Finding the Fourth Proportional to 3,553.47, 5,328.99 and 2,253.42

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Solution

The fourth proportional to 3,553.47, 5,328.99 and 2,253.42 is: 3,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.47 : 5,328.99 = 2,253.42 : x
  2. Step 2: Convert to fraction form
    3,553.47/5,328.99 = 2,253.42/x
  3. Step 3: Cross multiply
    3,553.47x = 5,328.99 × 2,253.42
  4. Step 4: Simplify right side
    3,553.47x = 12,008,452.65
  5. Step 5: Solve for x
    x = 12,008,452.65/3,553.47
  6. Step 6: Final answer
    x = 3,379.36

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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.