Home / 1,898.44-2,850.06-1,324.36

Finding the Fourth Proportional to 1,898.44, 2,850.06 and 1,324.36

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Solution

The fourth proportional to 1,898.44, 2,850.06 and 1,324.36 is: 1,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.44 : 2,850.06 = 1,324.36 : x
  2. Step 2: Convert to fraction form
    1,898.44/2,850.06 = 1,324.36/x
  3. Step 3: Cross multiply
    1,898.44x = 2,850.06 × 1,324.36
  4. Step 4: Simplify right side
    1,898.44x = 3,774,505.46
  5. Step 5: Solve for x
    x = 3,774,505.46/1,898.44
  6. Step 6: Final answer
    x = 1,988.21

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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.