Home / 2,850.26-3,933.38-1,671.35

Finding the Fourth Proportional to 2,850.26, 3,933.38 and 1,671.35

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Solution

The fourth proportional to 2,850.26, 3,933.38 and 1,671.35 is: 2,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.26 : 3,933.38 = 1,671.35 : x
  2. Step 2: Convert to fraction form
    2,850.26/3,933.38 = 1,671.35/x
  3. Step 3: Cross multiply
    2,850.26x = 3,933.38 × 1,671.35
  4. Step 4: Simplify right side
    2,850.26x = 6,574,046.31
  5. Step 5: Solve for x
    x = 6,574,046.31/2,850.26
  6. Step 6: Final answer
    x = 2,306.47

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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.