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Finding the Fourth Proportional to 6,364.48, 9,531.32 and 3,236.26

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Solution

The fourth proportional to 6,364.48, 9,531.32 and 3,236.26 is: 4,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.48 : 9,531.32 = 3,236.26 : x
  2. Step 2: Convert to fraction form
    6,364.48/9,531.32 = 3,236.26/x
  3. Step 3: Cross multiply
    6,364.48x = 9,531.32 × 3,236.26
  4. Step 4: Simplify right side
    6,364.48x = 30,845,829.66
  5. Step 5: Solve for x
    x = 30,845,829.66/6,364.48
  6. Step 6: Final answer
    x = 4,846.56

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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.