Home / 8,664.35-11,956.92-5,305.93

Finding the Fourth Proportional to 8,664.35, 11,956.92 and 5,305.93

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Solution

The fourth proportional to 8,664.35, 11,956.92 and 5,305.93 is: 7,322.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.35 : 11,956.92 = 5,305.93 : x
  2. Step 2: Convert to fraction form
    8,664.35/11,956.92 = 5,305.93/x
  3. Step 3: Cross multiply
    8,664.35x = 11,956.92 × 5,305.93
  4. Step 4: Simplify right side
    8,664.35x = 63,442,610.43
  5. Step 5: Solve for x
    x = 63,442,610.43/8,664.35
  6. Step 6: Final answer
    x = 7,322.26

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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.