Home / 8,016.24-11,959.98-7,186.80

Finding the Fourth Proportional to 8,016.24, 11,959.98 and 7,186.80

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Solution

The fourth proportional to 8,016.24, 11,959.98 and 7,186.80 is: 10,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.24 : 11,959.98 = 7,186.80 : x
  2. Step 2: Convert to fraction form
    8,016.24/11,959.98 = 7,186.80/x
  3. Step 3: Cross multiply
    8,016.24x = 11,959.98 × 7,186.80
  4. Step 4: Simplify right side
    8,016.24x = 85,953,984.26
  5. Step 5: Solve for x
    x = 85,953,984.26/8,016.24
  6. Step 6: Final answer
    x = 10,722.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.