Home / 3,336.92-5,005.78-1,146.04

Finding the Fourth Proportional to 3,336.92, 5,005.78 and 1,146.04

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Solution

The fourth proportional to 3,336.92, 5,005.78 and 1,146.04 is: 1,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.92 : 5,005.78 = 1,146.04 : x
  2. Step 2: Convert to fraction form
    3,336.92/5,005.78 = 1,146.04/x
  3. Step 3: Cross multiply
    3,336.92x = 5,005.78 × 1,146.04
  4. Step 4: Simplify right side
    3,336.92x = 5,736,824.11
  5. Step 5: Solve for x
    x = 5,736,824.11/3,336.92
  6. Step 6: Final answer
    x = 1,719.20

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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.