Home / 3,433.39-4,737.49-1,940.96

Finding the Fourth Proportional to 3,433.39, 4,737.49 and 1,940.96

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Solution

The fourth proportional to 3,433.39, 4,737.49 and 1,940.96 is: 2,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.39 : 4,737.49 = 1,940.96 : x
  2. Step 2: Convert to fraction form
    3,433.39/4,737.49 = 1,940.96/x
  3. Step 3: Cross multiply
    3,433.39x = 4,737.49 × 1,940.96
  4. Step 4: Simplify right side
    3,433.39x = 9,195,285.58
  5. Step 5: Solve for x
    x = 9,195,285.58/3,433.39
  6. Step 6: Final answer
    x = 2,678.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.