Home / 2,722.11-4,082.68-1,162.99

Finding the Fourth Proportional to 2,722.11, 4,082.68 and 1,162.99

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Solution

The fourth proportional to 2,722.11, 4,082.68 and 1,162.99 is: 1,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.11 : 4,082.68 = 1,162.99 : x
  2. Step 2: Convert to fraction form
    2,722.11/4,082.68 = 1,162.99/x
  3. Step 3: Cross multiply
    2,722.11x = 4,082.68 × 1,162.99
  4. Step 4: Simplify right side
    2,722.11x = 4,748,116.01
  5. Step 5: Solve for x
    x = 4,748,116.01/2,722.11
  6. Step 6: Final answer
    x = 1,744.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.