Home / 2,037.89-3,057.28-1,112.97

Finding the Fourth Proportional to 2,037.89, 3,057.28 and 1,112.97

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Solution

The fourth proportional to 2,037.89, 3,057.28 and 1,112.97 is: 1,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.89 : 3,057.28 = 1,112.97 : x
  2. Step 2: Convert to fraction form
    2,037.89/3,057.28 = 1,112.97/x
  3. Step 3: Cross multiply
    2,037.89x = 3,057.28 × 1,112.97
  4. Step 4: Simplify right side
    2,037.89x = 3,402,660.92
  5. Step 5: Solve for x
    x = 3,402,660.92/2,037.89
  6. Step 6: Final answer
    x = 1,669.70

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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.