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Finding the Fourth Proportional to 6,752.44, 9,318.39 and 3,768.40

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Solution

The fourth proportional to 6,752.44, 9,318.39 and 3,768.40 is: 5,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.44 : 9,318.39 = 3,768.40 : x
  2. Step 2: Convert to fraction form
    6,752.44/9,318.39 = 3,768.40/x
  3. Step 3: Cross multiply
    6,752.44x = 9,318.39 × 3,768.40
  4. Step 4: Simplify right side
    6,752.44x = 35,115,413.38
  5. Step 5: Solve for x
    x = 35,115,413.38/6,752.44
  6. Step 6: Final answer
    x = 5,200.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.