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Finding the Fourth Proportional to 6,614.01, 9,920.09 and 2,230.89

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Solution

The fourth proportional to 6,614.01, 9,920.09 and 2,230.89 is: 3,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.01 : 9,920.09 = 2,230.89 : x
  2. Step 2: Convert to fraction form
    6,614.01/9,920.09 = 2,230.89/x
  3. Step 3: Cross multiply
    6,614.01x = 9,920.09 × 2,230.89
  4. Step 4: Simplify right side
    6,614.01x = 22,130,618.43
  5. Step 5: Solve for x
    x = 22,130,618.43/6,614.01
  6. Step 6: Final answer
    x = 3,346.02

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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.