Home / 11,025.96-15,216.11-5,990.13

Finding the Fourth Proportional to 11,025.96, 15,216.11 and 5,990.13

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Solution

The fourth proportional to 11,025.96, 15,216.11 and 5,990.13 is: 8,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.96 : 15,216.11 = 5,990.13 : x
  2. Step 2: Convert to fraction form
    11,025.96/15,216.11 = 5,990.13/x
  3. Step 3: Cross multiply
    11,025.96x = 15,216.11 × 5,990.13
  4. Step 4: Simplify right side
    11,025.96x = 91,146,447.04
  5. Step 5: Solve for x
    x = 91,146,447.04/11,025.96
  6. Step 6: Final answer
    x = 8,266.53

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