Home / 2,949.28-4,424.04-1,305.84

Finding the Fourth Proportional to 2,949.28, 4,424.04 and 1,305.84

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Solution

The fourth proportional to 2,949.28, 4,424.04 and 1,305.84 is: 1,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.28 : 4,424.04 = 1,305.84 : x
  2. Step 2: Convert to fraction form
    2,949.28/4,424.04 = 1,305.84/x
  3. Step 3: Cross multiply
    2,949.28x = 4,424.04 × 1,305.84
  4. Step 4: Simplify right side
    2,949.28x = 5,777,088.39
  5. Step 5: Solve for x
    x = 5,777,088.39/2,949.28
  6. Step 6: Final answer
    x = 1,958.81

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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.