Home / 3,385.18-4,671.43-1,893.26

Finding the Fourth Proportional to 3,385.18, 4,671.43 and 1,893.26

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Solution

The fourth proportional to 3,385.18, 4,671.43 and 1,893.26 is: 2,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.18 : 4,671.43 = 1,893.26 : x
  2. Step 2: Convert to fraction form
    3,385.18/4,671.43 = 1,893.26/x
  3. Step 3: Cross multiply
    3,385.18x = 4,671.43 × 1,893.26
  4. Step 4: Simplify right side
    3,385.18x = 8,844,231.56
  5. Step 5: Solve for x
    x = 8,844,231.56/3,385.18
  6. Step 6: Final answer
    x = 2,612.63

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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.