Home / 4,640.40-6,966.78-2,694

Finding the Fourth Proportional to 4,640.40, 6,966.78 and 2,694

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Solution

The fourth proportional to 4,640.40, 6,966.78 and 2,694 is: 4,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.40 : 6,966.78 = 2,694 : x
  2. Step 2: Convert to fraction form
    4,640.40/6,966.78 = 2,694/x
  3. Step 3: Cross multiply
    4,640.40x = 6,966.78 × 2,694
  4. Step 4: Simplify right side
    4,640.40x = 18,768,505.32
  5. Step 5: Solve for x
    x = 18,768,505.32/4,640.40
  6. Step 6: Final answer
    x = 4,044.59

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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.