Home / 3,481.38-5,209.74-3,071.30

Finding the Fourth Proportional to 3,481.38, 5,209.74 and 3,071.30

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Solution

The fourth proportional to 3,481.38, 5,209.74 and 3,071.30 is: 4,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.38 : 5,209.74 = 3,071.30 : x
  2. Step 2: Convert to fraction form
    3,481.38/5,209.74 = 3,071.30/x
  3. Step 3: Cross multiply
    3,481.38x = 5,209.74 × 3,071.30
  4. Step 4: Simplify right side
    3,481.38x = 16,000,648.41
  5. Step 5: Solve for x
    x = 16,000,648.41/3,481.38
  6. Step 6: Final answer
    x = 4,596.06

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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.