Home / 2,053.24-3,083.10-1,811.80

Finding the Fourth Proportional to 2,053.24, 3,083.10 and 1,811.80

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Solution

The fourth proportional to 2,053.24, 3,083.10 and 1,811.80 is: 2,720.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.24 : 3,083.10 = 1,811.80 : x
  2. Step 2: Convert to fraction form
    2,053.24/3,083.10 = 1,811.80/x
  3. Step 3: Cross multiply
    2,053.24x = 3,083.10 × 1,811.80
  4. Step 4: Simplify right side
    2,053.24x = 5,585,960.58
  5. Step 5: Solve for x
    x = 5,585,960.58/2,053.24
  6. Step 6: Final answer
    x = 2,720.56

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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.