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Finding the Fourth Proportional to 6,671.57, 9,203.87 and 4,017.44

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Solution

The fourth proportional to 6,671.57, 9,203.87 and 4,017.44 is: 5,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.57 : 9,203.87 = 4,017.44 : x
  2. Step 2: Convert to fraction form
    6,671.57/9,203.87 = 4,017.44/x
  3. Step 3: Cross multiply
    6,671.57x = 9,203.87 × 4,017.44
  4. Step 4: Simplify right side
    6,671.57x = 36,976,028.55
  5. Step 5: Solve for x
    x = 36,976,028.55/6,671.57
  6. Step 6: Final answer
    x = 5,542.33

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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.