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Finding the Fourth Proportional to 6,339.44, 9,512.60 and 2,644.24

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Solution

The fourth proportional to 6,339.44, 9,512.60 and 2,644.24 is: 3,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339.44 : 9,512.60 = 2,644.24 : x
  2. Step 2: Convert to fraction form
    6,339.44/9,512.60 = 2,644.24/x
  3. Step 3: Cross multiply
    6,339.44x = 9,512.60 × 2,644.24
  4. Step 4: Simplify right side
    6,339.44x = 25,153,597.42
  5. Step 5: Solve for x
    x = 25,153,597.42/6,339.44
  6. Step 6: Final answer
    x = 3,967.79

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1.5x scale

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.