Home / 7,716.73-11,581.61-5,966.45

Finding the Fourth Proportional to 7,716.73, 11,581.61 and 5,966.45

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Solution

The fourth proportional to 7,716.73, 11,581.61 and 5,966.45 is: 8,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.73 : 11,581.61 = 5,966.45 : x
  2. Step 2: Convert to fraction form
    7,716.73/11,581.61 = 5,966.45/x
  3. Step 3: Cross multiply
    7,716.73x = 11,581.61 × 5,966.45
  4. Step 4: Simplify right side
    7,716.73x = 69,101,096.98
  5. Step 5: Solve for x
    x = 69,101,096.98/7,716.73
  6. Step 6: Final answer
    x = 8,954.71

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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.