Home / 1,843.92-2,544.36-1,057.80

Finding the Fourth Proportional to 1,843.92, 2,544.36 and 1,057.80

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Solution

The fourth proportional to 1,843.92, 2,544.36 and 1,057.80 is: 1,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.92 : 2,544.36 = 1,057.80 : x
  2. Step 2: Convert to fraction form
    1,843.92/2,544.36 = 1,057.80/x
  3. Step 3: Cross multiply
    1,843.92x = 2,544.36 × 1,057.80
  4. Step 4: Simplify right side
    1,843.92x = 2,691,424.01
  5. Step 5: Solve for x
    x = 2,691,424.01/1,843.92
  6. Step 6: Final answer
    x = 1,459.62

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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.