Home / 11,002.26-15,163.29-8,013.36

Finding the Fourth Proportional to 11,002.26, 15,163.29 and 8,013.36

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Solution

The fourth proportional to 11,002.26, 15,163.29 and 8,013.36 is: 11,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.26 : 15,163.29 = 8,013.36 : x
  2. Step 2: Convert to fraction form
    11,002.26/15,163.29 = 8,013.36/x
  3. Step 3: Cross multiply
    11,002.26x = 15,163.29 × 8,013.36
  4. Step 4: Simplify right side
    11,002.26x = 121,508,901.55
  5. Step 5: Solve for x
    x = 121,508,901.55/11,002.26
  6. Step 6: Final answer
    x = 11,043.99

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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.