Home / 2,320.35-3,480.92-1,150.41

Finding the Fourth Proportional to 2,320.35, 3,480.92 and 1,150.41

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Solution

The fourth proportional to 2,320.35, 3,480.92 and 1,150.41 is: 1,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.35 : 3,480.92 = 1,150.41 : x
  2. Step 2: Convert to fraction form
    2,320.35/3,480.92 = 1,150.41/x
  3. Step 3: Cross multiply
    2,320.35x = 3,480.92 × 1,150.41
  4. Step 4: Simplify right side
    2,320.35x = 4,004,479.43
  5. Step 5: Solve for x
    x = 4,004,479.43/2,320.35
  6. Step 6: Final answer
    x = 1,725.81

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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.