Home / 8,864.06-12,227.91-6,764.54

Finding the Fourth Proportional to 8,864.06, 12,227.91 and 6,764.54

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Solution

The fourth proportional to 8,864.06, 12,227.91 and 6,764.54 is: 9,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.06 : 12,227.91 = 6,764.54 : x
  2. Step 2: Convert to fraction form
    8,864.06/12,227.91 = 6,764.54/x
  3. Step 3: Cross multiply
    8,864.06x = 12,227.91 × 6,764.54
  4. Step 4: Simplify right side
    8,864.06x = 82,716,186.31
  5. Step 5: Solve for x
    x = 82,716,186.31/8,864.06
  6. Step 6: Final answer
    x = 9,331.64

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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.