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Finding the Fourth Proportional to 6,367.68, 9,541.44 and 4,910.40

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Solution

The fourth proportional to 6,367.68, 9,541.44 and 4,910.40 is: 7,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367.68 : 9,541.44 = 4,910.40 : x
  2. Step 2: Convert to fraction form
    6,367.68/9,541.44 = 4,910.40/x
  3. Step 3: Cross multiply
    6,367.68x = 9,541.44 × 4,910.40
  4. Step 4: Simplify right side
    6,367.68x = 46,852,286.98
  5. Step 5: Solve for x
    x = 46,852,286.98/6,367.68
  6. Step 6: Final answer
    x = 7,357.83

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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.