Home / 7,276.05-10,914.01-2,081.93

Finding the Fourth Proportional to 7,276.05, 10,914.01 and 2,081.93

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Solution

The fourth proportional to 7,276.05, 10,914.01 and 2,081.93 is: 3,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.05 : 10,914.01 = 2,081.93 : x
  2. Step 2: Convert to fraction form
    7,276.05/10,914.01 = 2,081.93/x
  3. Step 3: Cross multiply
    7,276.05x = 10,914.01 × 2,081.93
  4. Step 4: Simplify right side
    7,276.05x = 22,722,145.06
  5. Step 5: Solve for x
    x = 22,722,145.06/7,276.05
  6. Step 6: Final answer
    x = 3,122.87

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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.