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Finding the Fourth Proportional to 6,909.44, 10,364.15 and 5,958.09

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Solution

The fourth proportional to 6,909.44, 10,364.15 and 5,958.09 is: 8,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.44 : 10,364.15 = 5,958.09 : x
  2. Step 2: Convert to fraction form
    6,909.44/10,364.15 = 5,958.09/x
  3. Step 3: Cross multiply
    6,909.44x = 10,364.15 × 5,958.09
  4. Step 4: Simplify right side
    6,909.44x = 61,750,553.37
  5. Step 5: Solve for x
    x = 61,750,553.37/6,909.44
  6. Step 6: Final answer
    x = 8,937.14

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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.