Home / 4,439.64-6,660.27-1,842.78

Finding the Fourth Proportional to 4,439.64, 6,660.27 and 1,842.78

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Solution

The fourth proportional to 4,439.64, 6,660.27 and 1,842.78 is: 2,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.64 : 6,660.27 = 1,842.78 : x
  2. Step 2: Convert to fraction form
    4,439.64/6,660.27 = 1,842.78/x
  3. Step 3: Cross multiply
    4,439.64x = 6,660.27 × 1,842.78
  4. Step 4: Simplify right side
    4,439.64x = 12,273,412.35
  5. Step 5: Solve for x
    x = 12,273,412.35/4,439.64
  6. Step 6: Final answer
    x = 2,764.51

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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.