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Finding the Fourth Proportional to 6,233.80, 9,339.90 and 3,922.60

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Solution

The fourth proportional to 6,233.80, 9,339.90 and 3,922.60 is: 5,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,233.80 : 9,339.90 = 3,922.60 : x
  2. Step 2: Convert to fraction form
    6,233.80/9,339.90 = 3,922.60/x
  3. Step 3: Cross multiply
    6,233.80x = 9,339.90 × 3,922.60
  4. Step 4: Simplify right side
    6,233.80x = 36,636,691.74
  5. Step 5: Solve for x
    x = 36,636,691.74/6,233.80
  6. Step 6: Final answer
    x = 5,877.10

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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.