Home / 5,347.19-8,021.42-2,229.31

Finding the Fourth Proportional to 5,347.19, 8,021.42 and 2,229.31

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Solution

The fourth proportional to 5,347.19, 8,021.42 and 2,229.31 is: 3,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.19 : 8,021.42 = 2,229.31 : x
  2. Step 2: Convert to fraction form
    5,347.19/8,021.42 = 2,229.31/x
  3. Step 3: Cross multiply
    5,347.19x = 8,021.42 × 2,229.31
  4. Step 4: Simplify right side
    5,347.19x = 17,882,231.82
  5. Step 5: Solve for x
    x = 17,882,231.82/5,347.19
  6. Step 6: Final answer
    x = 3,344.23

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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.