Home / 3,254.41-4,882.83-1,404.78

Finding the Fourth Proportional to 3,254.41, 4,882.83 and 1,404.78

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Solution

The fourth proportional to 3,254.41, 4,882.83 and 1,404.78 is: 2,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.41 : 4,882.83 = 1,404.78 : x
  2. Step 2: Convert to fraction form
    3,254.41/4,882.83 = 1,404.78/x
  3. Step 3: Cross multiply
    3,254.41x = 4,882.83 × 1,404.78
  4. Step 4: Simplify right side
    3,254.41x = 6,859,301.93
  5. Step 5: Solve for x
    x = 6,859,301.93/3,254.41
  6. Step 6: Final answer
    x = 2,107.69

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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.