Home / 5,648.19-8,472.21-2,724.42

Finding the Fourth Proportional to 5,648.19, 8,472.21 and 2,724.42

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Solution

The fourth proportional to 5,648.19, 8,472.21 and 2,724.42 is: 4,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.19 : 8,472.21 = 2,724.42 : x
  2. Step 2: Convert to fraction form
    5,648.19/8,472.21 = 2,724.42/x
  3. Step 3: Cross multiply
    5,648.19x = 8,472.21 × 2,724.42
  4. Step 4: Simplify right side
    5,648.19x = 23,081,858.37
  5. Step 5: Solve for x
    x = 23,081,858.37/5,648.19
  6. Step 6: Final answer
    x = 4,086.59

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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.