Home / 3,508.35-5,257.05-1,659.12

Finding the Fourth Proportional to 3,508.35, 5,257.05 and 1,659.12

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Solution

The fourth proportional to 3,508.35, 5,257.05 and 1,659.12 is: 2,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.35 : 5,257.05 = 1,659.12 : x
  2. Step 2: Convert to fraction form
    3,508.35/5,257.05 = 1,659.12/x
  3. Step 3: Cross multiply
    3,508.35x = 5,257.05 × 1,659.12
  4. Step 4: Simplify right side
    3,508.35x = 8,722,076.80
  5. Step 5: Solve for x
    x = 8,722,076.80/3,508.35
  6. Step 6: Final answer
    x = 2,486.09

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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.