Home / 2,822.47-3,895.05-1,627.44

Finding the Fourth Proportional to 2,822.47, 3,895.05 and 1,627.44

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Solution

The fourth proportional to 2,822.47, 3,895.05 and 1,627.44 is: 2,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.47 : 3,895.05 = 1,627.44 : x
  2. Step 2: Convert to fraction form
    2,822.47/3,895.05 = 1,627.44/x
  3. Step 3: Cross multiply
    2,822.47x = 3,895.05 × 1,627.44
  4. Step 4: Simplify right side
    2,822.47x = 6,338,945.57
  5. Step 5: Solve for x
    x = 6,338,945.57/2,822.47
  6. Step 6: Final answer
    x = 2,245.88

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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.