Home / 3,376.78-4,659.96-1,884.62

Finding the Fourth Proportional to 3,376.78, 4,659.96 and 1,884.62

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Solution

The fourth proportional to 3,376.78, 4,659.96 and 1,884.62 is: 2,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.78 : 4,659.96 = 1,884.62 : x
  2. Step 2: Convert to fraction form
    3,376.78/4,659.96 = 1,884.62/x
  3. Step 3: Cross multiply
    3,376.78x = 4,659.96 × 1,884.62
  4. Step 4: Simplify right side
    3,376.78x = 8,782,253.82
  5. Step 5: Solve for x
    x = 8,782,253.82/3,376.78
  6. Step 6: Final answer
    x = 2,600.78

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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.