Home / 7,910.28-11,849.04-5,723.28

Finding the Fourth Proportional to 7,910.28, 11,849.04 and 5,723.28

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Solution

The fourth proportional to 7,910.28, 11,849.04 and 5,723.28 is: 8,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.28 : 11,849.04 = 5,723.28 : x
  2. Step 2: Convert to fraction form
    7,910.28/11,849.04 = 5,723.28/x
  3. Step 3: Cross multiply
    7,910.28x = 11,849.04 × 5,723.28
  4. Step 4: Simplify right side
    7,910.28x = 67,815,373.65
  5. Step 5: Solve for x
    x = 67,815,373.65/7,910.28
  6. Step 6: Final answer
    x = 8,573.07

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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.