Home / 10,899.11-16,351.38-3,504.31

Finding the Fourth Proportional to 10,899.11, 16,351.38 and 3,504.31

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Solution

The fourth proportional to 10,899.11, 16,351.38 and 3,504.31 is: 5,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.11 : 16,351.38 = 3,504.31 : x
  2. Step 2: Convert to fraction form
    10,899.11/16,351.38 = 3,504.31/x
  3. Step 3: Cross multiply
    10,899.11x = 16,351.38 × 3,504.31
  4. Step 4: Simplify right side
    10,899.11x = 57,300,263.57
  5. Step 5: Solve for x
    x = 57,300,263.57/10,899.11
  6. Step 6: Final answer
    x = 5,257.33

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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.