Home / 1,610.11-2,224.43-1,376.49

Finding the Fourth Proportional to 1,610.11, 2,224.43 and 1,376.49

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Solution

The fourth proportional to 1,610.11, 2,224.43 and 1,376.49 is: 1,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.11 : 2,224.43 = 1,376.49 : x
  2. Step 2: Convert to fraction form
    1,610.11/2,224.43 = 1,376.49/x
  3. Step 3: Cross multiply
    1,610.11x = 2,224.43 × 1,376.49
  4. Step 4: Simplify right side
    1,610.11x = 3,061,912.27
  5. Step 5: Solve for x
    x = 3,061,912.27/1,610.11
  6. Step 6: Final answer
    x = 1,901.68

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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.