Home / 3,372.32-4,654.38-1,956.86

Finding the Fourth Proportional to 3,372.32, 4,654.38 and 1,956.86

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Solution

The fourth proportional to 3,372.32, 4,654.38 and 1,956.86 is: 2,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.32 : 4,654.38 = 1,956.86 : x
  2. Step 2: Convert to fraction form
    3,372.32/4,654.38 = 1,956.86/x
  3. Step 3: Cross multiply
    3,372.32x = 4,654.38 × 1,956.86
  4. Step 4: Simplify right side
    3,372.32x = 9,107,970.05
  5. Step 5: Solve for x
    x = 9,107,970.05/3,372.32
  6. Step 6: Final answer
    x = 2,700.80

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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.