Home / 3,464.20-5,200.40-2,734.28

Finding the Fourth Proportional to 3,464.20, 5,200.40 and 2,734.28

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Solution

The fourth proportional to 3,464.20, 5,200.40 and 2,734.28 is: 4,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.20 : 5,200.40 = 2,734.28 : x
  2. Step 2: Convert to fraction form
    3,464.20/5,200.40 = 2,734.28/x
  3. Step 3: Cross multiply
    3,464.20x = 5,200.40 × 2,734.28
  4. Step 4: Simplify right side
    3,464.20x = 14,219,349.71
  5. Step 5: Solve for x
    x = 14,219,349.71/3,464.20
  6. Step 6: Final answer
    x = 4,104.66

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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.