Home / 11,889.42-17,837.07-3,569.58

Finding the Fourth Proportional to 11,889.42, 17,837.07 and 3,569.58

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Solution

The fourth proportional to 11,889.42, 17,837.07 and 3,569.58 is: 5,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.42 : 17,837.07 = 3,569.58 : x
  2. Step 2: Convert to fraction form
    11,889.42/17,837.07 = 3,569.58/x
  3. Step 3: Cross multiply
    11,889.42x = 17,837.07 × 3,569.58
  4. Step 4: Simplify right side
    11,889.42x = 63,670,848.33
  5. Step 5: Solve for x
    x = 63,670,848.33/11,889.42
  6. Step 6: Final answer
    x = 5,355.25

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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.