Home / 11,049.87-16,574.41-4,809.89

Finding the Fourth Proportional to 11,049.87, 16,574.41 and 4,809.89

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Solution

The fourth proportional to 11,049.87, 16,574.41 and 4,809.89 is: 7,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.87 : 16,574.41 = 4,809.89 : x
  2. Step 2: Convert to fraction form
    11,049.87/16,574.41 = 4,809.89/x
  3. Step 3: Cross multiply
    11,049.87x = 16,574.41 × 4,809.89
  4. Step 4: Simplify right side
    11,049.87x = 79,721,115.68
  5. Step 5: Solve for x
    x = 79,721,115.68/11,049.87
  6. Step 6: Final answer
    x = 7,214.66

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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.