Home / 2,213.60-3,322.22-1,956.02

Finding the Fourth Proportional to 2,213.60, 3,322.22 and 1,956.02

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Solution

The fourth proportional to 2,213.60, 3,322.22 and 1,956.02 is: 2,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.60 : 3,322.22 = 1,956.02 : x
  2. Step 2: Convert to fraction form
    2,213.60/3,322.22 = 1,956.02/x
  3. Step 3: Cross multiply
    2,213.60x = 3,322.22 × 1,956.02
  4. Step 4: Simplify right side
    2,213.60x = 6,498,302.37
  5. Step 5: Solve for x
    x = 6,498,302.37/2,213.60
  6. Step 6: Final answer
    x = 2,935.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.