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Finding the Fourth Proportional to 6,061.25, 9,091.89 and 1,957.25

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Solution

The fourth proportional to 6,061.25, 9,091.89 and 1,957.25 is: 2,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061.25 : 9,091.89 = 1,957.25 : x
  2. Step 2: Convert to fraction form
    6,061.25/9,091.89 = 1,957.25/x
  3. Step 3: Cross multiply
    6,061.25x = 9,091.89 × 1,957.25
  4. Step 4: Simplify right side
    6,061.25x = 17,795,101.70
  5. Step 5: Solve for x
    x = 17,795,101.70/6,061.25
  6. Step 6: Final answer
    x = 2,935.88

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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.