Home / 2,335.71-3,223.21-1,273.49

Finding the Fourth Proportional to 2,335.71, 3,223.21 and 1,273.49

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Solution

The fourth proportional to 2,335.71, 3,223.21 and 1,273.49 is: 1,757.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.71 : 3,223.21 = 1,273.49 : x
  2. Step 2: Convert to fraction form
    2,335.71/3,223.21 = 1,273.49/x
  3. Step 3: Cross multiply
    2,335.71x = 3,223.21 × 1,273.49
  4. Step 4: Simplify right side
    2,335.71x = 4,104,725.70
  5. Step 5: Solve for x
    x = 4,104,725.70/2,335.71
  6. Step 6: Final answer
    x = 1,757.38

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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.