Home / 11,209.98-16,818.60-5,367

Finding the Fourth Proportional to 11,209.98, 16,818.60 and 5,367

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Solution

The fourth proportional to 11,209.98, 16,818.60 and 5,367 is: 8,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.98 : 16,818.60 = 5,367 : x
  2. Step 2: Convert to fraction form
    11,209.98/16,818.60 = 5,367/x
  3. Step 3: Cross multiply
    11,209.98x = 16,818.60 × 5,367
  4. Step 4: Simplify right side
    11,209.98x = 90,265,426.20
  5. Step 5: Solve for x
    x = 90,265,426.20/11,209.98
  6. Step 6: Final answer
    x = 8,052.24

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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.