Home / 11,381.82-17,074.44-3,590.52

Finding the Fourth Proportional to 11,381.82, 17,074.44 and 3,590.52

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Solution

The fourth proportional to 11,381.82, 17,074.44 and 3,590.52 is: 5,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.82 : 17,074.44 = 3,590.52 : x
  2. Step 2: Convert to fraction form
    11,381.82/17,074.44 = 3,590.52/x
  3. Step 3: Cross multiply
    11,381.82x = 17,074.44 × 3,590.52
  4. Step 4: Simplify right side
    11,381.82x = 61,306,118.31
  5. Step 5: Solve for x
    x = 61,306,118.31/11,381.82
  6. Step 6: Final answer
    x = 5,386.32

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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.