Home / 2,160.60-3,227.10-1,726.44

Finding the Fourth Proportional to 2,160.60, 3,227.10 and 1,726.44

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Solution

The fourth proportional to 2,160.60, 3,227.10 and 1,726.44 is: 2,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.60 : 3,227.10 = 1,726.44 : x
  2. Step 2: Convert to fraction form
    2,160.60/3,227.10 = 1,726.44/x
  3. Step 3: Cross multiply
    2,160.60x = 3,227.10 × 1,726.44
  4. Step 4: Simplify right side
    2,160.60x = 5,571,394.52
  5. Step 5: Solve for x
    x = 5,571,394.52/2,160.60
  6. Step 6: Final answer
    x = 2,578.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.