Home / 8,664.33-11,958.62-5,475.59

Finding the Fourth Proportional to 8,664.33, 11,958.62 and 5,475.59

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Solution

The fourth proportional to 8,664.33, 11,958.62 and 5,475.59 is: 7,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.33 : 11,958.62 = 5,475.59 : x
  2. Step 2: Convert to fraction form
    8,664.33/11,958.62 = 5,475.59/x
  3. Step 3: Cross multiply
    8,664.33x = 11,958.62 × 5,475.59
  4. Step 4: Simplify right side
    8,664.33x = 65,480,543.67
  5. Step 5: Solve for x
    x = 65,480,543.67/8,664.33
  6. Step 6: Final answer
    x = 7,557.49

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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.