Home / 3,556.46-5,335.42-1,249.58

Finding the Fourth Proportional to 3,556.46, 5,335.42 and 1,249.58

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Solution

The fourth proportional to 3,556.46, 5,335.42 and 1,249.58 is: 1,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.46 : 5,335.42 = 1,249.58 : x
  2. Step 2: Convert to fraction form
    3,556.46/5,335.42 = 1,249.58/x
  3. Step 3: Cross multiply
    3,556.46x = 5,335.42 × 1,249.58
  4. Step 4: Simplify right side
    3,556.46x = 6,667,034.12
  5. Step 5: Solve for x
    x = 6,667,034.12/3,556.46
  6. Step 6: Final answer
    x = 1,874.63

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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.