Home / 2,045.22-2,821.97-1,160.87

Finding the Fourth Proportional to 2,045.22, 2,821.97 and 1,160.87

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Solution

The fourth proportional to 2,045.22, 2,821.97 and 1,160.87 is: 1,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.22 : 2,821.97 = 1,160.87 : x
  2. Step 2: Convert to fraction form
    2,045.22/2,821.97 = 1,160.87/x
  3. Step 3: Cross multiply
    2,045.22x = 2,821.97 × 1,160.87
  4. Step 4: Simplify right side
    2,045.22x = 3,275,929.11
  5. Step 5: Solve for x
    x = 3,275,929.11/2,045.22
  6. Step 6: Final answer
    x = 1,601.75

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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.