Home / 2,110.92-2,913.66-1,324.68

Finding the Fourth Proportional to 2,110.92, 2,913.66 and 1,324.68

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Solution

The fourth proportional to 2,110.92, 2,913.66 and 1,324.68 is: 1,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.92 : 2,913.66 = 1,324.68 : x
  2. Step 2: Convert to fraction form
    2,110.92/2,913.66 = 1,324.68/x
  3. Step 3: Cross multiply
    2,110.92x = 2,913.66 × 1,324.68
  4. Step 4: Simplify right side
    2,110.92x = 3,859,667.13
  5. Step 5: Solve for x
    x = 3,859,667.13/2,110.92
  6. Step 6: Final answer
    x = 1,828.43

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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.