Home / 3,819.52-5,270.91-2,327.12

Finding the Fourth Proportional to 3,819.52, 5,270.91 and 2,327.12

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Solution

The fourth proportional to 3,819.52, 5,270.91 and 2,327.12 is: 3,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.52 : 5,270.91 = 2,327.12 : x
  2. Step 2: Convert to fraction form
    3,819.52/5,270.91 = 2,327.12/x
  3. Step 3: Cross multiply
    3,819.52x = 5,270.91 × 2,327.12
  4. Step 4: Simplify right side
    3,819.52x = 12,266,040.08
  5. Step 5: Solve for x
    x = 12,266,040.08/3,819.52
  6. Step 6: Final answer
    x = 3,211.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.