Home / 3,822.13-5,273.74-2,497.78

Finding the Fourth Proportional to 3,822.13, 5,273.74 and 2,497.78

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Solution

The fourth proportional to 3,822.13, 5,273.74 and 2,497.78 is: 3,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.13 : 5,273.74 = 2,497.78 : x
  2. Step 2: Convert to fraction form
    3,822.13/5,273.74 = 2,497.78/x
  3. Step 3: Cross multiply
    3,822.13x = 5,273.74 × 2,497.78
  4. Step 4: Simplify right side
    3,822.13x = 13,172,642.30
  5. Step 5: Solve for x
    x = 13,172,642.30/3,822.13
  6. Step 6: Final answer
    x = 3,446.41

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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.