Home / 2,719.11-3,754.28-2,401.95

Finding the Fourth Proportional to 2,719.11, 3,754.28 and 2,401.95

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Solution

The fourth proportional to 2,719.11, 3,754.28 and 2,401.95 is: 3,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.11 : 3,754.28 = 2,401.95 : x
  2. Step 2: Convert to fraction form
    2,719.11/3,754.28 = 2,401.95/x
  3. Step 3: Cross multiply
    2,719.11x = 3,754.28 × 2,401.95
  4. Step 4: Simplify right side
    2,719.11x = 9,017,580.84
  5. Step 5: Solve for x
    x = 9,017,580.84/2,719.11
  6. Step 6: Final answer
    x = 3,316.37

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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.