Home / 6,191.91-9,288.08-2,241.18

Finding the Fourth Proportional to 6,191.91, 9,288.08 and 2,241.18

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Solution

The fourth proportional to 6,191.91, 9,288.08 and 2,241.18 is: 3,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.91 : 9,288.08 = 2,241.18 : x
  2. Step 2: Convert to fraction form
    6,191.91/9,288.08 = 2,241.18/x
  3. Step 3: Cross multiply
    6,191.91x = 9,288.08 × 2,241.18
  4. Step 4: Simplify right side
    6,191.91x = 20,816,247.93
  5. Step 5: Solve for x
    x = 20,816,247.93/6,191.91
  6. Step 6: Final answer
    x = 3,361.85

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Half scale
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Double scale
Find fourth proportional to 6,192.91, 9,289.58 and 2,242.18
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.