Home / 7,181.33-10,772.03-2,963.60

Finding the Fourth Proportional to 7,181.33, 10,772.03 and 2,963.60

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Solution

The fourth proportional to 7,181.33, 10,772.03 and 2,963.60 is: 4,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.33 : 10,772.03 = 2,963.60 : x
  2. Step 2: Convert to fraction form
    7,181.33/10,772.03 = 2,963.60/x
  3. Step 3: Cross multiply
    7,181.33x = 10,772.03 × 2,963.60
  4. Step 4: Simplify right side
    7,181.33x = 31,923,941.66
  5. Step 5: Solve for x
    x = 31,923,941.66/7,181.33
  6. Step 6: Final answer
    x = 4,445.41

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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.