Home / 2,212.37-3,052.05-1,326.63

Finding the Fourth Proportional to 2,212.37, 3,052.05 and 1,326.63

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Solution

The fourth proportional to 2,212.37, 3,052.05 and 1,326.63 is: 1,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.37 : 3,052.05 = 1,326.63 : x
  2. Step 2: Convert to fraction form
    2,212.37/3,052.05 = 1,326.63/x
  3. Step 3: Cross multiply
    2,212.37x = 3,052.05 × 1,326.63
  4. Step 4: Simplify right side
    2,212.37x = 4,048,947.56
  5. Step 5: Solve for x
    x = 4,048,947.56/2,212.37
  6. Step 6: Final answer
    x = 1,830.14

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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.