Home / 11,199.84-16,795.44-5,359.20

Finding the Fourth Proportional to 11,199.84, 16,795.44 and 5,359.20

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Solution

The fourth proportional to 11,199.84, 16,795.44 and 5,359.20 is: 8,036.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.84 : 16,795.44 = 5,359.20 : x
  2. Step 2: Convert to fraction form
    11,199.84/16,795.44 = 5,359.20/x
  3. Step 3: Cross multiply
    11,199.84x = 16,795.44 × 5,359.20
  4. Step 4: Simplify right side
    11,199.84x = 90,010,122.05
  5. Step 5: Solve for x
    x = 90,010,122.05/11,199.84
  6. Step 6: Final answer
    x = 8,036.73

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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.