Home / 5,424.16-8,131.44-2,344.48

Finding the Fourth Proportional to 5,424.16, 8,131.44 and 2,344.48

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Solution

The fourth proportional to 5,424.16, 8,131.44 and 2,344.48 is: 3,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.16 : 8,131.44 = 2,344.48 : x
  2. Step 2: Convert to fraction form
    5,424.16/8,131.44 = 2,344.48/x
  3. Step 3: Cross multiply
    5,424.16x = 8,131.44 × 2,344.48
  4. Step 4: Simplify right side
    5,424.16x = 19,063,998.45
  5. Step 5: Solve for x
    x = 19,063,998.45/5,424.16
  6. Step 6: Final answer
    x = 3,514.65

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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.