Home / 5,227.43-7,211.87-3,339.10

Finding the Fourth Proportional to 5,227.43, 7,211.87 and 3,339.10

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Solution

The fourth proportional to 5,227.43, 7,211.87 and 3,339.10 is: 4,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.43 : 7,211.87 = 3,339.10 : x
  2. Step 2: Convert to fraction form
    5,227.43/7,211.87 = 3,339.10/x
  3. Step 3: Cross multiply
    5,227.43x = 7,211.87 × 3,339.10
  4. Step 4: Simplify right side
    5,227.43x = 24,081,155.12
  5. Step 5: Solve for x
    x = 24,081,155.12/5,227.43
  6. Step 6: Final answer
    x = 4,606.69

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Half scale
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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.