Home / 3,253.27-4,878.68-1,404.25

Finding the Fourth Proportional to 3,253.27, 4,878.68 and 1,404.25

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Solution

The fourth proportional to 3,253.27, 4,878.68 and 1,404.25 is: 2,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.27 : 4,878.68 = 1,404.25 : x
  2. Step 2: Convert to fraction form
    3,253.27/4,878.68 = 1,404.25/x
  3. Step 3: Cross multiply
    3,253.27x = 4,878.68 × 1,404.25
  4. Step 4: Simplify right side
    3,253.27x = 6,850,886.39
  5. Step 5: Solve for x
    x = 6,850,886.39/3,253.27
  6. Step 6: Final answer
    x = 2,105.85

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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.