Home / 5,513.67-8,270.51-2,589.84

Finding the Fourth Proportional to 5,513.67, 8,270.51 and 2,589.84

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Solution

The fourth proportional to 5,513.67, 8,270.51 and 2,589.84 is: 3,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.67 : 8,270.51 = 2,589.84 : x
  2. Step 2: Convert to fraction form
    5,513.67/8,270.51 = 2,589.84/x
  3. Step 3: Cross multiply
    5,513.67x = 8,270.51 × 2,589.84
  4. Step 4: Simplify right side
    5,513.67x = 21,419,284.67
  5. Step 5: Solve for x
    x = 21,419,284.67/5,513.67
  6. Step 6: Final answer
    x = 3,884.76

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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.