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Finding the Fourth Proportional to 4,630.82, 6,945.78 and 2,550.14

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Solution

The fourth proportional to 4,630.82, 6,945.78 and 2,550.14 is: 3,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.82 : 6,945.78 = 2,550.14 : x
  2. Step 2: Convert to fraction form
    4,630.82/6,945.78 = 2,550.14/x
  3. Step 3: Cross multiply
    4,630.82x = 6,945.78 × 2,550.14
  4. Step 4: Simplify right side
    4,630.82x = 17,712,711.41
  5. Step 5: Solve for x
    x = 17,712,711.41/4,630.82
  6. Step 6: Final answer
    x = 3,824.96

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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.