Home / 3,385.38-4,671.90-2,392.41

Finding the Fourth Proportional to 3,385.38, 4,671.90 and 2,392.41

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Solution

The fourth proportional to 3,385.38, 4,671.90 and 2,392.41 is: 3,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.38 : 4,671.90 = 2,392.41 : x
  2. Step 2: Convert to fraction form
    3,385.38/4,671.90 = 2,392.41/x
  3. Step 3: Cross multiply
    3,385.38x = 4,671.90 × 2,392.41
  4. Step 4: Simplify right side
    3,385.38x = 11,177,100.28
  5. Step 5: Solve for x
    x = 11,177,100.28/3,385.38
  6. Step 6: Final answer
    x = 3,301.58

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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.