Home / 4,270.80-5,894.44-3,393.28

Finding the Fourth Proportional to 4,270.80, 5,894.44 and 3,393.28

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Solution

The fourth proportional to 4,270.80, 5,894.44 and 3,393.28 is: 4,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.80 : 5,894.44 = 3,393.28 : x
  2. Step 2: Convert to fraction form
    4,270.80/5,894.44 = 3,393.28/x
  3. Step 3: Cross multiply
    4,270.80x = 5,894.44 × 3,393.28
  4. Step 4: Simplify right side
    4,270.80x = 20,001,485.36
  5. Step 5: Solve for x
    x = 20,001,485.36/4,270.80
  6. Step 6: Final answer
    x = 4,683.31

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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.