Home / 1,751.42-2,628.27-1,519.97

Finding the Fourth Proportional to 1,751.42, 2,628.27 and 1,519.97

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Solution

The fourth proportional to 1,751.42, 2,628.27 and 1,519.97 is: 2,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.42 : 2,628.27 = 1,519.97 : x
  2. Step 2: Convert to fraction form
    1,751.42/2,628.27 = 1,519.97/x
  3. Step 3: Cross multiply
    1,751.42x = 2,628.27 × 1,519.97
  4. Step 4: Simplify right side
    1,751.42x = 3,994,882.69
  5. Step 5: Solve for x
    x = 3,994,882.69/1,751.42
  6. Step 6: Final answer
    x = 2,280.94

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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.