Home / 11,514.98-17,266.79-3,722.78

Finding the Fourth Proportional to 11,514.98, 17,266.79 and 3,722.78

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Solution

The fourth proportional to 11,514.98, 17,266.79 and 3,722.78 is: 5,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.98 : 17,266.79 = 3,722.78 : x
  2. Step 2: Convert to fraction form
    11,514.98/17,266.79 = 3,722.78/x
  3. Step 3: Cross multiply
    11,514.98x = 17,266.79 × 3,722.78
  4. Step 4: Simplify right side
    11,514.98x = 64,280,355.53
  5. Step 5: Solve for x
    x = 64,280,355.53/11,514.98
  6. Step 6: Final answer
    x = 5,582.33

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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.