Home / 9,102.90-13,659.66-3,837.59

Finding the Fourth Proportional to 9,102.90, 13,659.66 and 3,837.59

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Solution

The fourth proportional to 9,102.90, 13,659.66 and 3,837.59 is: 5,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.90 : 13,659.66 = 3,837.59 : x
  2. Step 2: Convert to fraction form
    9,102.90/13,659.66 = 3,837.59/x
  3. Step 3: Cross multiply
    9,102.90x = 13,659.66 × 3,837.59
  4. Step 4: Simplify right side
    9,102.90x = 52,420,174.62
  5. Step 5: Solve for x
    x = 52,420,174.62/9,102.90
  6. Step 6: Final answer
    x = 5,758.62

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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.