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Finding the Fourth Proportional to 2,008.81, 2,773.25 and 1,346.77

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Solution

The fourth proportional to 2,008.81, 2,773.25 and 1,346.77 is: 1,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.81 : 2,773.25 = 1,346.77 : x
  2. Step 2: Convert to fraction form
    2,008.81/2,773.25 = 1,346.77/x
  3. Step 3: Cross multiply
    2,008.81x = 2,773.25 × 1,346.77
  4. Step 4: Simplify right side
    2,008.81x = 3,734,929.90
  5. Step 5: Solve for x
    x = 3,734,929.90/2,008.81
  6. Step 6: Final answer
    x = 1,859.27

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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.