Home / 2,822.66-3,894.76-1,627.37

Finding the Fourth Proportional to 2,822.66, 3,894.76 and 1,627.37

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Solution

The fourth proportional to 2,822.66, 3,894.76 and 1,627.37 is: 2,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.66 : 3,894.76 = 1,627.37 : x
  2. Step 2: Convert to fraction form
    2,822.66/3,894.76 = 1,627.37/x
  3. Step 3: Cross multiply
    2,822.66x = 3,894.76 × 1,627.37
  4. Step 4: Simplify right side
    2,822.66x = 6,338,215.58
  5. Step 5: Solve for x
    x = 6,338,215.58/2,822.66
  6. Step 6: Final answer
    x = 2,245.48

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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.