Home / 2,077.24-2,865.66-1,192.84

Finding the Fourth Proportional to 2,077.24, 2,865.66 and 1,192.84

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Solution

The fourth proportional to 2,077.24, 2,865.66 and 1,192.84 is: 1,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.24 : 2,865.66 = 1,192.84 : x
  2. Step 2: Convert to fraction form
    2,077.24/2,865.66 = 1,192.84/x
  3. Step 3: Cross multiply
    2,077.24x = 2,865.66 × 1,192.84
  4. Step 4: Simplify right side
    2,077.24x = 3,418,273.87
  5. Step 5: Solve for x
    x = 3,418,273.87/2,077.24
  6. Step 6: Final answer
    x = 1,645.58

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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.