Home / 1,839.11-2,753.60-1,662.93

Finding the Fourth Proportional to 1,839.11, 2,753.60 and 1,662.93

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Solution

The fourth proportional to 1,839.11, 2,753.60 and 1,662.93 is: 2,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.11 : 2,753.60 = 1,662.93 : x
  2. Step 2: Convert to fraction form
    1,839.11/2,753.60 = 1,662.93/x
  3. Step 3: Cross multiply
    1,839.11x = 2,753.60 × 1,662.93
  4. Step 4: Simplify right side
    1,839.11x = 4,579,035.73
  5. Step 5: Solve for x
    x = 4,579,035.73/1,839.11
  6. Step 6: Final answer
    x = 2,489.82

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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.