Home / 2,198.63-3,034.01-1,314.92

Finding the Fourth Proportional to 2,198.63, 3,034.01 and 1,314.92

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Solution

The fourth proportional to 2,198.63, 3,034.01 and 1,314.92 is: 1,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.63 : 3,034.01 = 1,314.92 : x
  2. Step 2: Convert to fraction form
    2,198.63/3,034.01 = 1,314.92/x
  3. Step 3: Cross multiply
    2,198.63x = 3,034.01 × 1,314.92
  4. Step 4: Simplify right side
    2,198.63x = 3,989,491.30
  5. Step 5: Solve for x
    x = 3,989,491.30/2,198.63
  6. Step 6: Final answer
    x = 1,814.53

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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.