Home / 3,385.37-4,671.83-1,893.31

Finding the Fourth Proportional to 3,385.37, 4,671.83 and 1,893.31

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Solution

The fourth proportional to 3,385.37, 4,671.83 and 1,893.31 is: 2,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.37 : 4,671.83 = 1,893.31 : x
  2. Step 2: Convert to fraction form
    3,385.37/4,671.83 = 1,893.31/x
  3. Step 3: Cross multiply
    3,385.37x = 4,671.83 × 1,893.31
  4. Step 4: Simplify right side
    3,385.37x = 8,845,222.46
  5. Step 5: Solve for x
    x = 8,845,222.46/3,385.37
  6. Step 6: Final answer
    x = 2,612.78

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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.