Home / 2,722.38-3,755.95-1,882.77

Finding the Fourth Proportional to 2,722.38, 3,755.95 and 1,882.77

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Solution

The fourth proportional to 2,722.38, 3,755.95 and 1,882.77 is: 2,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.38 : 3,755.95 = 1,882.77 : x
  2. Step 2: Convert to fraction form
    2,722.38/3,755.95 = 1,882.77/x
  3. Step 3: Cross multiply
    2,722.38x = 3,755.95 × 1,882.77
  4. Step 4: Simplify right side
    2,722.38x = 7,071,589.98
  5. Step 5: Solve for x
    x = 7,071,589.98/2,722.38
  6. Step 6: Final answer
    x = 2,597.58

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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.