Home / 11,988.71-17,983.23-4,593.54

Finding the Fourth Proportional to 11,988.71, 17,983.23 and 4,593.54

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Solution

The fourth proportional to 11,988.71, 17,983.23 and 4,593.54 is: 6,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.71 : 17,983.23 = 4,593.54 : x
  2. Step 2: Convert to fraction form
    11,988.71/17,983.23 = 4,593.54/x
  3. Step 3: Cross multiply
    11,988.71x = 17,983.23 × 4,593.54
  4. Step 4: Simplify right side
    11,988.71x = 82,606,686.33
  5. Step 5: Solve for x
    x = 82,606,686.33/11,988.71
  6. Step 6: Final answer
    x = 6,890.38

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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.