Home / 11,299.87-16,949.67-5,452.35

Finding the Fourth Proportional to 11,299.87, 16,949.67 and 5,452.35

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Solution

The fourth proportional to 11,299.87, 16,949.67 and 5,452.35 is: 8,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.87 : 16,949.67 = 5,452.35 : x
  2. Step 2: Convert to fraction form
    11,299.87/16,949.67 = 5,452.35/x
  3. Step 3: Cross multiply
    11,299.87x = 16,949.67 × 5,452.35
  4. Step 4: Simplify right side
    11,299.87x = 92,415,533.22
  5. Step 5: Solve for x
    x = 92,415,533.22/11,299.87
  6. Step 6: Final answer
    x = 8,178.46

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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.