Home / 4,388.96-6,583.36-1,791.28

Finding the Fourth Proportional to 4,388.96, 6,583.36 and 1,791.28

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Solution

The fourth proportional to 4,388.96, 6,583.36 and 1,791.28 is: 2,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.96 : 6,583.36 = 1,791.28 : x
  2. Step 2: Convert to fraction form
    4,388.96/6,583.36 = 1,791.28/x
  3. Step 3: Cross multiply
    4,388.96x = 6,583.36 × 1,791.28
  4. Step 4: Simplify right side
    4,388.96x = 11,792,641.10
  5. Step 5: Solve for x
    x = 11,792,641.10/4,388.96
  6. Step 6: Final answer
    x = 2,686.89

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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.