Home / 9,239.90-13,859.42-3,396.08

Finding the Fourth Proportional to 9,239.90, 13,859.42 and 3,396.08

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Solution

The fourth proportional to 9,239.90, 13,859.42 and 3,396.08 is: 5,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.90 : 13,859.42 = 3,396.08 : x
  2. Step 2: Convert to fraction form
    9,239.90/13,859.42 = 3,396.08/x
  3. Step 3: Cross multiply
    9,239.90x = 13,859.42 × 3,396.08
  4. Step 4: Simplify right side
    9,239.90x = 47,067,699.07
  5. Step 5: Solve for x
    x = 47,067,699.07/9,239.90
  6. Step 6: Final answer
    x = 5,093.96

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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.