Home / 6,537.20-9,805.79-2,641.59

Finding the Fourth Proportional to 6,537.20, 9,805.79 and 2,641.59

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Solution

The fourth proportional to 6,537.20, 9,805.79 and 2,641.59 is: 3,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.20 : 9,805.79 = 2,641.59 : x
  2. Step 2: Convert to fraction form
    6,537.20/9,805.79 = 2,641.59/x
  3. Step 3: Cross multiply
    6,537.20x = 9,805.79 × 2,641.59
  4. Step 4: Simplify right side
    6,537.20x = 25,902,863.60
  5. Step 5: Solve for x
    x = 25,902,863.60/6,537.20
  6. Step 6: Final answer
    x = 3,962.38

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Double scale
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Similar ratio
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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.