Home / 11,022.45-16,521.38-4,773.10

Finding the Fourth Proportional to 11,022.45, 16,521.38 and 4,773.10

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Solution

The fourth proportional to 11,022.45, 16,521.38 and 4,773.10 is: 7,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.45 : 16,521.38 = 4,773.10 : x
  2. Step 2: Convert to fraction form
    11,022.45/16,521.38 = 4,773.10/x
  3. Step 3: Cross multiply
    11,022.45x = 16,521.38 × 4,773.10
  4. Step 4: Simplify right side
    11,022.45x = 78,858,198.88
  5. Step 5: Solve for x
    x = 78,858,198.88/11,022.45
  6. Step 6: Final answer
    x = 7,154.33

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1.5x scale

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.