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Finding the Fourth Proportional to 6,662.60, 9,193.33 and 3,829.42

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Solution

The fourth proportional to 6,662.60, 9,193.33 and 3,829.42 is: 5,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.60 : 9,193.33 = 3,829.42 : x
  2. Step 2: Convert to fraction form
    6,662.60/9,193.33 = 3,829.42/x
  3. Step 3: Cross multiply
    6,662.60x = 9,193.33 × 3,829.42
  4. Step 4: Simplify right side
    6,662.60x = 35,205,121.77
  5. Step 5: Solve for x
    x = 35,205,121.77/6,662.60
  6. Step 6: Final answer
    x = 5,283.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.