Home / 11,389.27-17,086.41-3,492.87

Finding the Fourth Proportional to 11,389.27, 17,086.41 and 3,492.87

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Solution

The fourth proportional to 11,389.27, 17,086.41 and 3,492.87 is: 5,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.27 : 17,086.41 = 3,492.87 : x
  2. Step 2: Convert to fraction form
    11,389.27/17,086.41 = 3,492.87/x
  3. Step 3: Cross multiply
    11,389.27x = 17,086.41 × 3,492.87
  4. Step 4: Simplify right side
    11,389.27x = 59,680,608.90
  5. Step 5: Solve for x
    x = 59,680,608.90/11,389.27
  6. Step 6: Final answer
    x = 5,240.07

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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.