Home / 7,751.11-11,627.43-2,484.79

Finding the Fourth Proportional to 7,751.11, 11,627.43 and 2,484.79

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Solution

The fourth proportional to 7,751.11, 11,627.43 and 2,484.79 is: 3,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.11 : 11,627.43 = 2,484.79 : x
  2. Step 2: Convert to fraction form
    7,751.11/11,627.43 = 2,484.79/x
  3. Step 3: Cross multiply
    7,751.11x = 11,627.43 × 2,484.79
  4. Step 4: Simplify right side
    7,751.11x = 28,891,721.79
  5. Step 5: Solve for x
    x = 28,891,721.79/7,751.11
  6. Step 6: Final answer
    x = 3,727.43

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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.