Home / 10,961.12-15,126.12-5,993.12

Finding the Fourth Proportional to 10,961.12, 15,126.12 and 5,993.12

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Solution

The fourth proportional to 10,961.12, 15,126.12 and 5,993.12 is: 8,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.12 : 15,126.12 = 5,993.12 : x
  2. Step 2: Convert to fraction form
    10,961.12/15,126.12 = 5,993.12/x
  3. Step 3: Cross multiply
    10,961.12x = 15,126.12 × 5,993.12
  4. Step 4: Simplify right side
    10,961.12x = 90,652,652.29
  5. Step 5: Solve for x
    x = 90,652,652.29/10,961.12
  6. Step 6: Final answer
    x = 8,270.38

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.