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Finding the Fourth Proportional to 6,125.93, 9,188.73 and 1,966.22

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Solution

The fourth proportional to 6,125.93, 9,188.73 and 1,966.22 is: 2,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.93 : 9,188.73 = 1,966.22 : x
  2. Step 2: Convert to fraction form
    6,125.93/9,188.73 = 1,966.22/x
  3. Step 3: Cross multiply
    6,125.93x = 9,188.73 × 1,966.22
  4. Step 4: Simplify right side
    6,125.93x = 18,067,064.70
  5. Step 5: Solve for x
    x = 18,067,064.70/6,125.93
  6. Step 6: Final answer
    x = 2,949.28

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.