Home / 11,243.88-16,868.79-4,582.44

Finding the Fourth Proportional to 11,243.88, 16,868.79 and 4,582.44

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Solution

The fourth proportional to 11,243.88, 16,868.79 and 4,582.44 is: 6,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.88 : 16,868.79 = 4,582.44 : x
  2. Step 2: Convert to fraction form
    11,243.88/16,868.79 = 4,582.44/x
  3. Step 3: Cross multiply
    11,243.88x = 16,868.79 × 4,582.44
  4. Step 4: Simplify right side
    11,243.88x = 77,300,218.05
  5. Step 5: Solve for x
    x = 77,300,218.05/11,243.88
  6. Step 6: Final answer
    x = 6,874.87

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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.