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Finding the Fourth Proportional to 3,599.97, 4,968.21 and 2,006.72

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Solution

The fourth proportional to 3,599.97, 4,968.21 and 2,006.72 is: 2,769.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.97 : 4,968.21 = 2,006.72 : x
  2. Step 2: Convert to fraction form
    3,599.97/4,968.21 = 2,006.72/x
  3. Step 3: Cross multiply
    3,599.97x = 4,968.21 × 2,006.72
  4. Step 4: Simplify right side
    3,599.97x = 9,969,829.99
  5. Step 5: Solve for x
    x = 9,969,829.99/3,599.97
  6. Step 6: Final answer
    x = 2,769.42

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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.