Home / 3,374.64-5,056.92-2,762.64

Finding the Fourth Proportional to 3,374.64, 5,056.92 and 2,762.64

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Solution

The fourth proportional to 3,374.64, 5,056.92 and 2,762.64 is: 4,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.64 : 5,056.92 = 2,762.64 : x
  2. Step 2: Convert to fraction form
    3,374.64/5,056.92 = 2,762.64/x
  3. Step 3: Cross multiply
    3,374.64x = 5,056.92 × 2,762.64
  4. Step 4: Simplify right side
    3,374.64x = 13,970,449.47
  5. Step 5: Solve for x
    x = 13,970,449.47/3,374.64
  6. Step 6: Final answer
    x = 4,139.83

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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.