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Finding the Fourth Proportional to 1,847.87, 2,770.34 and 1,066.99

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Solution

The fourth proportional to 1,847.87, 2,770.34 and 1,066.99 is: 1,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.87 : 2,770.34 = 1,066.99 : x
  2. Step 2: Convert to fraction form
    1,847.87/2,770.34 = 1,066.99/x
  3. Step 3: Cross multiply
    1,847.87x = 2,770.34 × 1,066.99
  4. Step 4: Simplify right side
    1,847.87x = 2,955,912.17
  5. Step 5: Solve for x
    x = 2,955,912.17/1,847.87
  6. Step 6: Final answer
    x = 1,599.63

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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.