Home / 11,915.47-17,867.44-3,593.94

Finding the Fourth Proportional to 11,915.47, 17,867.44 and 3,593.94

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Solution

The fourth proportional to 11,915.47, 17,867.44 and 3,593.94 is: 5,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,915.47 : 17,867.44 = 3,593.94 : x
  2. Step 2: Convert to fraction form
    11,915.47/17,867.44 = 3,593.94/x
  3. Step 3: Cross multiply
    11,915.47x = 17,867.44 × 3,593.94
  4. Step 4: Simplify right side
    11,915.47x = 64,214,507.31
  5. Step 5: Solve for x
    x = 64,214,507.31/11,915.47
  6. Step 6: Final answer
    x = 5,389.17

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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.