Home / 5,272.87-7,276.46-2,914.96

Finding the Fourth Proportional to 5,272.87, 7,276.46 and 2,914.96

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Solution

The fourth proportional to 5,272.87, 7,276.46 and 2,914.96 is: 4,022.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.87 : 7,276.46 = 2,914.96 : x
  2. Step 2: Convert to fraction form
    5,272.87/7,276.46 = 2,914.96/x
  3. Step 3: Cross multiply
    5,272.87x = 7,276.46 × 2,914.96
  4. Step 4: Simplify right side
    5,272.87x = 21,210,589.84
  5. Step 5: Solve for x
    x = 21,210,589.84/5,272.87
  6. Step 6: Final answer
    x = 4,022.59

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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.