Home / 3,552.31-5,326.82-1,329.49

Finding the Fourth Proportional to 3,552.31, 5,326.82 and 1,329.49

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Solution

The fourth proportional to 3,552.31, 5,326.82 and 1,329.49 is: 1,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.31 : 5,326.82 = 1,329.49 : x
  2. Step 2: Convert to fraction form
    3,552.31/5,326.82 = 1,329.49/x
  3. Step 3: Cross multiply
    3,552.31x = 5,326.82 × 1,329.49
  4. Step 4: Simplify right side
    3,552.31x = 7,081,982.79
  5. Step 5: Solve for x
    x = 7,081,982.79/3,552.31
  6. Step 6: Final answer
    x = 1,993.63

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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.