Home / 2,810.37-3,873.13-2,252.68

Finding the Fourth Proportional to 2,810.37, 3,873.13 and 2,252.68

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Solution

The fourth proportional to 2,810.37, 3,873.13 and 2,252.68 is: 3,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.37 : 3,873.13 = 2,252.68 : x
  2. Step 2: Convert to fraction form
    2,810.37/3,873.13 = 2,252.68/x
  3. Step 3: Cross multiply
    2,810.37x = 3,873.13 × 2,252.68
  4. Step 4: Simplify right side
    2,810.37x = 8,724,922.49
  5. Step 5: Solve for x
    x = 8,724,922.49/2,810.37
  6. Step 6: Final answer
    x = 3,104.55

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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.