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Finding the Fourth Proportional to 4,949.93, 7,414.08 and 2,480.45

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Solution

The fourth proportional to 4,949.93, 7,414.08 and 2,480.45 is: 3,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.93 : 7,414.08 = 2,480.45 : x
  2. Step 2: Convert to fraction form
    4,949.93/7,414.08 = 2,480.45/x
  3. Step 3: Cross multiply
    4,949.93x = 7,414.08 × 2,480.45
  4. Step 4: Simplify right side
    4,949.93x = 18,390,217.67
  5. Step 5: Solve for x
    x = 18,390,217.67/4,949.93
  6. Step 6: Final answer
    x = 3,715.25

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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.