Home / 11,247.57-16,871.63-3,751.29

Finding the Fourth Proportional to 11,247.57, 16,871.63 and 3,751.29

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Solution

The fourth proportional to 11,247.57, 16,871.63 and 3,751.29 is: 5,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.57 : 16,871.63 = 3,751.29 : x
  2. Step 2: Convert to fraction form
    11,247.57/16,871.63 = 3,751.29/x
  3. Step 3: Cross multiply
    11,247.57x = 16,871.63 × 3,751.29
  4. Step 4: Simplify right side
    11,247.57x = 63,290,358.15
  5. Step 5: Solve for x
    x = 63,290,358.15/11,247.57
  6. Step 6: Final answer
    x = 5,627.03

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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.