Home / 3,037.97-4,193.80-2,142.44

Finding the Fourth Proportional to 3,037.97, 4,193.80 and 2,142.44

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Solution

The fourth proportional to 3,037.97, 4,193.80 and 2,142.44 is: 2,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.97 : 4,193.80 = 2,142.44 : x
  2. Step 2: Convert to fraction form
    3,037.97/4,193.80 = 2,142.44/x
  3. Step 3: Cross multiply
    3,037.97x = 4,193.80 × 2,142.44
  4. Step 4: Simplify right side
    3,037.97x = 8,984,933.19
  5. Step 5: Solve for x
    x = 8,984,933.19/3,037.97
  6. Step 6: Final answer
    x = 2,957.55

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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.