Home / 1,975.52-2,954.57-1,757.69

Finding the Fourth Proportional to 1,975.52, 2,954.57 and 1,757.69

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Solution

The fourth proportional to 1,975.52, 2,954.57 and 1,757.69 is: 2,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.52 : 2,954.57 = 1,757.69 : x
  2. Step 2: Convert to fraction form
    1,975.52/2,954.57 = 1,757.69/x
  3. Step 3: Cross multiply
    1,975.52x = 2,954.57 × 1,757.69
  4. Step 4: Simplify right side
    1,975.52x = 5,193,205.66
  5. Step 5: Solve for x
    x = 5,193,205.66/1,975.52
  6. Step 6: Final answer
    x = 2,628.78

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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.