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Finding the Fourth Proportional to 1,873.89, 2,822.02 and 1,633.32

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Solution

The fourth proportional to 1,873.89, 2,822.02 and 1,633.32 is: 2,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.89 : 2,822.02 = 1,633.32 : x
  2. Step 2: Convert to fraction form
    1,873.89/2,822.02 = 1,633.32/x
  3. Step 3: Cross multiply
    1,873.89x = 2,822.02 × 1,633.32
  4. Step 4: Simplify right side
    1,873.89x = 4,609,257.62
  5. Step 5: Solve for x
    x = 4,609,257.62/1,873.89
  6. Step 6: Final answer
    x = 2,459.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.