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Finding the Fourth Proportional to 6,297.92, 9,445.80 and 3,179.32

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Solution

The fourth proportional to 6,297.92, 9,445.80 and 3,179.32 is: 4,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.92 : 9,445.80 = 3,179.32 : x
  2. Step 2: Convert to fraction form
    6,297.92/9,445.80 = 3,179.32/x
  3. Step 3: Cross multiply
    6,297.92x = 9,445.80 × 3,179.32
  4. Step 4: Simplify right side
    6,297.92x = 30,031,220.86
  5. Step 5: Solve for x
    x = 30,031,220.86/6,297.92
  6. Step 6: Final answer
    x = 4,768.43

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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.