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Finding the Fourth Proportional to 6,951.88, 9,593.61 and 3,765.21

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Solution

The fourth proportional to 6,951.88, 9,593.61 and 3,765.21 is: 5,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.88 : 9,593.61 = 3,765.21 : x
  2. Step 2: Convert to fraction form
    6,951.88/9,593.61 = 3,765.21/x
  3. Step 3: Cross multiply
    6,951.88x = 9,593.61 × 3,765.21
  4. Step 4: Simplify right side
    6,951.88x = 36,121,956.31
  5. Step 5: Solve for x
    x = 36,121,956.31/6,951.88
  6. Step 6: Final answer
    x = 5,196.00

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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.