Home / 2,236.32-3,107.52-2,212.56

Finding the Fourth Proportional to 2,236.32, 3,107.52 and 2,212.56

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Solution

The fourth proportional to 2,236.32, 3,107.52 and 2,212.56 is: 3,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.32 : 3,107.52 = 2,212.56 : x
  2. Step 2: Convert to fraction form
    2,236.32/3,107.52 = 2,212.56/x
  3. Step 3: Cross multiply
    2,236.32x = 3,107.52 × 2,212.56
  4. Step 4: Simplify right side
    2,236.32x = 6,875,574.45
  5. Step 5: Solve for x
    x = 6,875,574.45/2,236.32
  6. Step 6: Final answer
    x = 3,074.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.