Home / 3,434.16-4,738.93-1,942.39

Finding the Fourth Proportional to 3,434.16, 4,738.93 and 1,942.39

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Solution

The fourth proportional to 3,434.16, 4,738.93 and 1,942.39 is: 2,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.16 : 4,738.93 = 1,942.39 : x
  2. Step 2: Convert to fraction form
    3,434.16/4,738.93 = 1,942.39/x
  3. Step 3: Cross multiply
    3,434.16x = 4,738.93 × 1,942.39
  4. Step 4: Simplify right side
    3,434.16x = 9,204,850.24
  5. Step 5: Solve for x
    x = 9,204,850.24/3,434.16
  6. Step 6: Final answer
    x = 2,680.38

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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.