Home / 7,743.82-10,687.43-4,600.02

Finding the Fourth Proportional to 7,743.82, 10,687.43 and 4,600.02

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Solution

The fourth proportional to 7,743.82, 10,687.43 and 4,600.02 is: 6,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.82 : 10,687.43 = 4,600.02 : x
  2. Step 2: Convert to fraction form
    7,743.82/10,687.43 = 4,600.02/x
  3. Step 3: Cross multiply
    7,743.82x = 10,687.43 × 4,600.02
  4. Step 4: Simplify right side
    7,743.82x = 49,162,391.75
  5. Step 5: Solve for x
    x = 49,162,391.75/7,743.82
  6. Step 6: Final answer
    x = 6,348.60

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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.