Home / 8,864.31-13,295.66-2,708.31

Finding the Fourth Proportional to 8,864.31, 13,295.66 and 2,708.31

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Solution

The fourth proportional to 8,864.31, 13,295.66 and 2,708.31 is: 4,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.31 : 13,295.66 = 2,708.31 : x
  2. Step 2: Convert to fraction form
    8,864.31/13,295.66 = 2,708.31/x
  3. Step 3: Cross multiply
    8,864.31x = 13,295.66 × 2,708.31
  4. Step 4: Simplify right side
    8,864.31x = 36,008,755.39
  5. Step 5: Solve for x
    x = 36,008,755.39/8,864.31
  6. Step 6: Final answer
    x = 4,062.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.