Home / 2,227.64-3,076.52-1,983.32

Finding the Fourth Proportional to 2,227.64, 3,076.52 and 1,983.32

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Solution

The fourth proportional to 2,227.64, 3,076.52 and 1,983.32 is: 2,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.64 : 3,076.52 = 1,983.32 : x
  2. Step 2: Convert to fraction form
    2,227.64/3,076.52 = 1,983.32/x
  3. Step 3: Cross multiply
    2,227.64x = 3,076.52 × 1,983.32
  4. Step 4: Simplify right side
    2,227.64x = 6,101,723.65
  5. Step 5: Solve for x
    x = 6,101,723.65/2,227.64
  6. Step 6: Final answer
    x = 2,739.10

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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.