Home / 2,719.11-3,755.45-1,833.38

Finding the Fourth Proportional to 2,719.11, 3,755.45 and 1,833.38

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Solution

The fourth proportional to 2,719.11, 3,755.45 and 1,833.38 is: 2,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.11 : 3,755.45 = 1,833.38 : x
  2. Step 2: Convert to fraction form
    2,719.11/3,755.45 = 1,833.38/x
  3. Step 3: Cross multiply
    2,719.11x = 3,755.45 × 1,833.38
  4. Step 4: Simplify right side
    2,719.11x = 6,885,152.73
  5. Step 5: Solve for x
    x = 6,885,152.73/2,719.11
  6. Step 6: Final answer
    x = 2,532.13

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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.