Home / 5,321.38-7,348.14-3,335.35

Finding the Fourth Proportional to 5,321.38, 7,348.14 and 3,335.35

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Solution

The fourth proportional to 5,321.38, 7,348.14 and 3,335.35 is: 4,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.38 : 7,348.14 = 3,335.35 : x
  2. Step 2: Convert to fraction form
    5,321.38/7,348.14 = 3,335.35/x
  3. Step 3: Cross multiply
    5,321.38x = 7,348.14 × 3,335.35
  4. Step 4: Simplify right side
    5,321.38x = 24,508,618.75
  5. Step 5: Solve for x
    x = 24,508,618.75/5,321.38
  6. Step 6: Final answer
    x = 4,605.69

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Half scale
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Double 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.