Home / 11,016.26-15,204.10-7,040.02

Finding the Fourth Proportional to 11,016.26, 15,204.10 and 7,040.02

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Solution

The fourth proportional to 11,016.26, 15,204.10 and 7,040.02 is: 9,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.26 : 15,204.10 = 7,040.02 : x
  2. Step 2: Convert to fraction form
    11,016.26/15,204.10 = 7,040.02/x
  3. Step 3: Cross multiply
    11,016.26x = 15,204.10 × 7,040.02
  4. Step 4: Simplify right side
    11,016.26x = 107,037,168.08
  5. Step 5: Solve for x
    x = 107,037,168.08/11,016.26
  6. Step 6: Final answer
    x = 9,716.29

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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.