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Finding the Fourth Proportional to 4,983.86, 7,476.71 and 2,062.40

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Solution

The fourth proportional to 4,983.86, 7,476.71 and 2,062.40 is: 3,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.86 : 7,476.71 = 2,062.40 : x
  2. Step 2: Convert to fraction form
    4,983.86/7,476.71 = 2,062.40/x
  3. Step 3: Cross multiply
    4,983.86x = 7,476.71 × 2,062.40
  4. Step 4: Simplify right side
    4,983.86x = 15,419,919.01
  5. Step 5: Solve for x
    x = 15,419,919.01/4,983.86
  6. Step 6: Final answer
    x = 3,093.97

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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.