Home / 5,721.75-7,896.49-3,204.44

Finding the Fourth Proportional to 5,721.75, 7,896.49 and 3,204.44

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Solution

The fourth proportional to 5,721.75, 7,896.49 and 3,204.44 is: 4,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.75 : 7,896.49 = 3,204.44 : x
  2. Step 2: Convert to fraction form
    5,721.75/7,896.49 = 3,204.44/x
  3. Step 3: Cross multiply
    5,721.75x = 7,896.49 × 3,204.44
  4. Step 4: Simplify right side
    5,721.75x = 25,303,810.53
  5. Step 5: Solve for x
    x = 25,303,810.53/5,721.75
  6. Step 6: Final answer
    x = 4,422.39

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1.5x scale

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.