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Finding the Fourth Proportional to 3,329.66, 4,994.51 and 2,599.85

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Solution

The fourth proportional to 3,329.66, 4,994.51 and 2,599.85 is: 3,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.66 : 4,994.51 = 2,599.85 : x
  2. Step 2: Convert to fraction form
    3,329.66/4,994.51 = 2,599.85/x
  3. Step 3: Cross multiply
    3,329.66x = 4,994.51 × 2,599.85
  4. Step 4: Simplify right side
    3,329.66x = 12,984,976.31
  5. Step 5: Solve for x
    x = 12,984,976.31/3,329.66
  6. Step 6: Final answer
    x = 3,899.79

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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.