Home / 3,552.87-5,329.32-1,243.83

Finding the Fourth Proportional to 3,552.87, 5,329.32 and 1,243.83

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Solution

The fourth proportional to 3,552.87, 5,329.32 and 1,243.83 is: 1,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.87 : 5,329.32 = 1,243.83 : x
  2. Step 2: Convert to fraction form
    3,552.87/5,329.32 = 1,243.83/x
  3. Step 3: Cross multiply
    3,552.87x = 5,329.32 × 1,243.83
  4. Step 4: Simplify right side
    3,552.87x = 6,628,761.88
  5. Step 5: Solve for x
    x = 6,628,761.88/3,552.87
  6. Step 6: Final answer
    x = 1,865.75

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Double scale
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Similar ratio
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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.