Home / 11,229.34-16,844.03-3,438.13

Finding the Fourth Proportional to 11,229.34, 16,844.03 and 3,438.13

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Solution

The fourth proportional to 11,229.34, 16,844.03 and 3,438.13 is: 5,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.34 : 16,844.03 = 3,438.13 : x
  2. Step 2: Convert to fraction form
    11,229.34/16,844.03 = 3,438.13/x
  3. Step 3: Cross multiply
    11,229.34x = 16,844.03 × 3,438.13
  4. Step 4: Simplify right side
    11,229.34x = 57,911,964.86
  5. Step 5: Solve for x
    x = 57,911,964.86/11,229.34
  6. Step 6: Final answer
    x = 5,157.20

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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.