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Finding the Fourth Proportional to 5,906.84, 8,839.82 and 4,840.32

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Solution

The fourth proportional to 5,906.84, 8,839.82 and 4,840.32 is: 7,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.84 : 8,839.82 = 4,840.32 : x
  2. Step 2: Convert to fraction form
    5,906.84/8,839.82 = 4,840.32/x
  3. Step 3: Cross multiply
    5,906.84x = 8,839.82 × 4,840.32
  4. Step 4: Simplify right side
    5,906.84x = 42,787,538.27
  5. Step 5: Solve for x
    x = 42,787,538.27/5,906.84
  6. Step 6: Final answer
    x = 7,243.73

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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.