Home / 3,553.75-5,332.55-1,729.75

Finding the Fourth Proportional to 3,553.75, 5,332.55 and 1,729.75

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Solution

The fourth proportional to 3,553.75, 5,332.55 and 1,729.75 is: 2,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.75 : 5,332.55 = 1,729.75 : x
  2. Step 2: Convert to fraction form
    3,553.75/5,332.55 = 1,729.75/x
  3. Step 3: Cross multiply
    3,553.75x = 5,332.55 × 1,729.75
  4. Step 4: Simplify right side
    3,553.75x = 9,223,978.36
  5. Step 5: Solve for x
    x = 9,223,978.36/3,553.75
  6. Step 6: Final answer
    x = 2,595.56

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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.