Home / 8,236.13-11,362.22-6,472.86

Finding the Fourth Proportional to 8,236.13, 11,362.22 and 6,472.86

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Solution

The fourth proportional to 8,236.13, 11,362.22 and 6,472.86 is: 8,929.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.13 : 11,362.22 = 6,472.86 : x
  2. Step 2: Convert to fraction form
    8,236.13/11,362.22 = 6,472.86/x
  3. Step 3: Cross multiply
    8,236.13x = 11,362.22 × 6,472.86
  4. Step 4: Simplify right side
    8,236.13x = 73,546,108.97
  5. Step 5: Solve for x
    x = 73,546,108.97/8,236.13
  6. Step 6: Final answer
    x = 8,929.69

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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.