Home / 7,966.28-11,941.74-2,768.84

Finding the Fourth Proportional to 7,966.28, 11,941.74 and 2,768.84

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Solution

The fourth proportional to 7,966.28, 11,941.74 and 2,768.84 is: 4,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.28 : 11,941.74 = 2,768.84 : x
  2. Step 2: Convert to fraction form
    7,966.28/11,941.74 = 2,768.84/x
  3. Step 3: Cross multiply
    7,966.28x = 11,941.74 × 2,768.84
  4. Step 4: Simplify right side
    7,966.28x = 33,064,767.38
  5. Step 5: Solve for x
    x = 33,064,767.38/7,966.28
  6. Step 6: Final answer
    x = 4,150.59

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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.