Home / 7,727.97-11,592.58-2,181.76

Finding the Fourth Proportional to 7,727.97, 11,592.58 and 2,181.76

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Solution

The fourth proportional to 7,727.97, 11,592.58 and 2,181.76 is: 3,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.97 : 11,592.58 = 2,181.76 : x
  2. Step 2: Convert to fraction form
    7,727.97/11,592.58 = 2,181.76/x
  3. Step 3: Cross multiply
    7,727.97x = 11,592.58 × 2,181.76
  4. Step 4: Simplify right side
    7,727.97x = 25,292,232.67
  5. Step 5: Solve for x
    x = 25,292,232.67/7,727.97
  6. Step 6: Final answer
    x = 3,272.82

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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.