Home / 3,176.31-4,383.45-1,849.80

Finding the Fourth Proportional to 3,176.31, 4,383.45 and 1,849.80

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Solution

The fourth proportional to 3,176.31, 4,383.45 and 1,849.80 is: 2,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.31 : 4,383.45 = 1,849.80 : x
  2. Step 2: Convert to fraction form
    3,176.31/4,383.45 = 1,849.80/x
  3. Step 3: Cross multiply
    3,176.31x = 4,383.45 × 1,849.80
  4. Step 4: Simplify right side
    3,176.31x = 8,108,505.81
  5. Step 5: Solve for x
    x = 8,108,505.81/3,176.31
  6. Step 6: Final answer
    x = 2,552.81

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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.