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Finding the Fourth Proportional to 6,294.44, 9,441.65 and 1,913.15

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Solution

The fourth proportional to 6,294.44, 9,441.65 and 1,913.15 is: 2,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,294.44 : 9,441.65 = 1,913.15 : x
  2. Step 2: Convert to fraction form
    6,294.44/9,441.65 = 1,913.15/x
  3. Step 3: Cross multiply
    6,294.44x = 9,441.65 × 1,913.15
  4. Step 4: Simplify right side
    6,294.44x = 18,063,321.08
  5. Step 5: Solve for x
    x = 18,063,321.08/6,294.44
  6. Step 6: Final answer
    x = 2,869.73

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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.