Home / 1,749.69-2,414.19-1,119.97

Finding the Fourth Proportional to 1,749.69, 2,414.19 and 1,119.97

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Solution

The fourth proportional to 1,749.69, 2,414.19 and 1,119.97 is: 1,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.69 : 2,414.19 = 1,119.97 : x
  2. Step 2: Convert to fraction form
    1,749.69/2,414.19 = 1,119.97/x
  3. Step 3: Cross multiply
    1,749.69x = 2,414.19 × 1,119.97
  4. Step 4: Simplify right side
    1,749.69x = 2,703,820.37
  5. Step 5: Solve for x
    x = 2,703,820.37/1,749.69
  6. Step 6: Final answer
    x = 1,545.31

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1.5x scale

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.