Home / 2,726.45-4,089.70-2,182.09

Finding the Fourth Proportional to 2,726.45, 4,089.70 and 2,182.09

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Solution

The fourth proportional to 2,726.45, 4,089.70 and 2,182.09 is: 3,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.45 : 4,089.70 = 2,182.09 : x
  2. Step 2: Convert to fraction form
    2,726.45/4,089.70 = 2,182.09/x
  3. Step 3: Cross multiply
    2,726.45x = 4,089.70 × 2,182.09
  4. Step 4: Simplify right side
    2,726.45x = 8,924,093.47
  5. Step 5: Solve for x
    x = 8,924,093.47/2,726.45
  6. Step 6: Final answer
    x = 3,273.16

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1.5x scale

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.