Home / 3,949.89-5,923.64-3,254.84

Finding the Fourth Proportional to 3,949.89, 5,923.64 and 3,254.84

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Solution

The fourth proportional to 3,949.89, 5,923.64 and 3,254.84 is: 4,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.89 : 5,923.64 = 3,254.84 : x
  2. Step 2: Convert to fraction form
    3,949.89/5,923.64 = 3,254.84/x
  3. Step 3: Cross multiply
    3,949.89x = 5,923.64 × 3,254.84
  4. Step 4: Simplify right side
    3,949.89x = 19,280,454.53
  5. Step 5: Solve for x
    x = 19,280,454.53/3,949.89
  6. Step 6: Final answer
    x = 4,881.26

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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.