Home / 3,434.26-4,736.86-2,108.70

Finding the Fourth Proportional to 3,434.26, 4,736.86 and 2,108.70

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Solution

The fourth proportional to 3,434.26, 4,736.86 and 2,108.70 is: 2,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.26 : 4,736.86 = 2,108.70 : x
  2. Step 2: Convert to fraction form
    3,434.26/4,736.86 = 2,108.70/x
  3. Step 3: Cross multiply
    3,434.26x = 4,736.86 × 2,108.70
  4. Step 4: Simplify right side
    3,434.26x = 9,988,616.68
  5. Step 5: Solve for x
    x = 9,988,616.68/3,434.26
  6. Step 6: Final answer
    x = 2,908.52

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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.