Home / 3,557.96-5,336.76-1,249.28

Finding the Fourth Proportional to 3,557.96, 5,336.76 and 1,249.28

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Solution

The fourth proportional to 3,557.96, 5,336.76 and 1,249.28 is: 1,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.96 : 5,336.76 = 1,249.28 : x
  2. Step 2: Convert to fraction form
    3,557.96/5,336.76 = 1,249.28/x
  3. Step 3: Cross multiply
    3,557.96x = 5,336.76 × 1,249.28
  4. Step 4: Simplify right side
    3,557.96x = 6,667,107.53
  5. Step 5: Solve for x
    x = 6,667,107.53/3,557.96
  6. Step 6: Final answer
    x = 1,873.86

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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.