Home / 3,937.35-5,433.30-2,366.31

Finding the Fourth Proportional to 3,937.35, 5,433.30 and 2,366.31

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Solution

The fourth proportional to 3,937.35, 5,433.30 and 2,366.31 is: 3,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.35 : 5,433.30 = 2,366.31 : x
  2. Step 2: Convert to fraction form
    3,937.35/5,433.30 = 2,366.31/x
  3. Step 3: Cross multiply
    3,937.35x = 5,433.30 × 2,366.31
  4. Step 4: Simplify right side
    3,937.35x = 12,856,872.12
  5. Step 5: Solve for x
    x = 12,856,872.12/3,937.35
  6. Step 6: Final answer
    x = 3,265.36

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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.