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Finding the Fourth Proportional to 6,101.65, 9,157.20 and 2,817.10

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Solution

The fourth proportional to 6,101.65, 9,157.20 and 2,817.10 is: 4,227.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.65 : 9,157.20 = 2,817.10 : x
  2. Step 2: Convert to fraction form
    6,101.65/9,157.20 = 2,817.10/x
  3. Step 3: Cross multiply
    6,101.65x = 9,157.20 × 2,817.10
  4. Step 4: Simplify right side
    6,101.65x = 25,796,748.12
  5. Step 5: Solve for x
    x = 25,796,748.12/6,101.65
  6. Step 6: Final answer
    x = 4,227.83

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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.