Home / 7,747.37-11,625.65-2,817.38

Finding the Fourth Proportional to 7,747.37, 11,625.65 and 2,817.38

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Solution

The fourth proportional to 7,747.37, 11,625.65 and 2,817.38 is: 4,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.37 : 11,625.65 = 2,817.38 : x
  2. Step 2: Convert to fraction form
    7,747.37/11,625.65 = 2,817.38/x
  3. Step 3: Cross multiply
    7,747.37x = 11,625.65 × 2,817.38
  4. Step 4: Simplify right side
    7,747.37x = 32,753,873.80
  5. Step 5: Solve for x
    x = 32,753,873.80/7,747.37
  6. Step 6: Final answer
    x = 4,227.74

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1.5x scale

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.