Home / 7,105.63-10,659.98-2,723.09

Finding the Fourth Proportional to 7,105.63, 10,659.98 and 2,723.09

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Solution

The fourth proportional to 7,105.63, 10,659.98 and 2,723.09 is: 4,085.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.63 : 10,659.98 = 2,723.09 : x
  2. Step 2: Convert to fraction form
    7,105.63/10,659.98 = 2,723.09/x
  3. Step 3: Cross multiply
    7,105.63x = 10,659.98 × 2,723.09
  4. Step 4: Simplify right side
    7,105.63x = 29,028,078.42
  5. Step 5: Solve for x
    x = 29,028,078.42/7,105.63
  6. Step 6: Final answer
    x = 4,085.22

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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.