Home / 2,764.13-3,814.49-1,522.13

Finding the Fourth Proportional to 2,764.13, 3,814.49 and 1,522.13

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Solution

The fourth proportional to 2,764.13, 3,814.49 and 1,522.13 is: 2,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.13 : 3,814.49 = 1,522.13 : x
  2. Step 2: Convert to fraction form
    2,764.13/3,814.49 = 1,522.13/x
  3. Step 3: Cross multiply
    2,764.13x = 3,814.49 × 1,522.13
  4. Step 4: Simplify right side
    2,764.13x = 5,806,134.40
  5. Step 5: Solve for x
    x = 5,806,134.40/2,764.13
  6. Step 6: Final answer
    x = 2,100.53

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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.