Home / 2,719.49-3,755.95-1,833.75

Finding the Fourth Proportional to 2,719.49, 3,755.95 and 1,833.75

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Solution

The fourth proportional to 2,719.49, 3,755.95 and 1,833.75 is: 2,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.49 : 3,755.95 = 1,833.75 : x
  2. Step 2: Convert to fraction form
    2,719.49/3,755.95 = 1,833.75/x
  3. Step 3: Cross multiply
    2,719.49x = 3,755.95 × 1,833.75
  4. Step 4: Simplify right side
    2,719.49x = 6,887,468.73
  5. Step 5: Solve for x
    x = 6,887,468.73/2,719.49
  6. Step 6: Final answer
    x = 2,532.64

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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.