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Finding the Fourth Proportional to 6,392.67, 9,589.01 and 2,010.57

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Solution

The fourth proportional to 6,392.67, 9,589.01 and 2,010.57 is: 3,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.67 : 9,589.01 = 2,010.57 : x
  2. Step 2: Convert to fraction form
    6,392.67/9,589.01 = 2,010.57/x
  3. Step 3: Cross multiply
    6,392.67x = 9,589.01 × 2,010.57
  4. Step 4: Simplify right side
    6,392.67x = 19,279,365.78
  5. Step 5: Solve for x
    x = 19,279,365.78/6,392.67
  6. Step 6: Final answer
    x = 3,015.86

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Half scale
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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.