Home / 5,722.23-7,896.81-3,204.31

Finding the Fourth Proportional to 5,722.23, 7,896.81 and 3,204.31

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Solution

The fourth proportional to 5,722.23, 7,896.81 and 3,204.31 is: 4,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.23 : 7,896.81 = 3,204.31 : x
  2. Step 2: Convert to fraction form
    5,722.23/7,896.81 = 3,204.31/x
  3. Step 3: Cross multiply
    5,722.23x = 7,896.81 × 3,204.31
  4. Step 4: Simplify right side
    5,722.23x = 25,303,827.25
  5. Step 5: Solve for x
    x = 25,303,827.25/5,722.23
  6. Step 6: Final answer
    x = 4,422.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.