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Finding the Fourth Proportional to 6,219.53, 9,283.79 and 5,481.44

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Solution

The fourth proportional to 6,219.53, 9,283.79 and 5,481.44 is: 8,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.53 : 9,283.79 = 5,481.44 : x
  2. Step 2: Convert to fraction form
    6,219.53/9,283.79 = 5,481.44/x
  3. Step 3: Cross multiply
    6,219.53x = 9,283.79 × 5,481.44
  4. Step 4: Simplify right side
    6,219.53x = 50,888,537.86
  5. Step 5: Solve for x
    x = 50,888,537.86/6,219.53
  6. Step 6: Final answer
    x = 8,182.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.