Home / 7,584.38-11,377.53-2,966.78

Finding the Fourth Proportional to 7,584.38, 11,377.53 and 2,966.78

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Solution

The fourth proportional to 7,584.38, 11,377.53 and 2,966.78 is: 4,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.38 : 11,377.53 = 2,966.78 : x
  2. Step 2: Convert to fraction form
    7,584.38/11,377.53 = 2,966.78/x
  3. Step 3: Cross multiply
    7,584.38x = 11,377.53 × 2,966.78
  4. Step 4: Simplify right side
    7,584.38x = 33,754,628.45
  5. Step 5: Solve for x
    x = 33,754,628.45/7,584.38
  6. Step 6: Final answer
    x = 4,450.55

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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.