Home / 1,974.81-2,959.38-1,450.69

Finding the Fourth Proportional to 1,974.81, 2,959.38 and 1,450.69

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Solution

The fourth proportional to 1,974.81, 2,959.38 and 1,450.69 is: 2,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.81 : 2,959.38 = 1,450.69 : x
  2. Step 2: Convert to fraction form
    1,974.81/2,959.38 = 1,450.69/x
  3. Step 3: Cross multiply
    1,974.81x = 2,959.38 × 1,450.69
  4. Step 4: Simplify right side
    1,974.81x = 4,293,142.97
  5. Step 5: Solve for x
    x = 4,293,142.97/1,974.81
  6. Step 6: Final answer
    x = 2,173.96

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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.