Home / 4,979.27-7,473.51-2,515.82

Finding the Fourth Proportional to 4,979.27, 7,473.51 and 2,515.82

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Solution

The fourth proportional to 4,979.27, 7,473.51 and 2,515.82 is: 3,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.27 : 7,473.51 = 2,515.82 : x
  2. Step 2: Convert to fraction form
    4,979.27/7,473.51 = 2,515.82/x
  3. Step 3: Cross multiply
    4,979.27x = 7,473.51 × 2,515.82
  4. Step 4: Simplify right side
    4,979.27x = 18,801,968.56
  5. Step 5: Solve for x
    x = 18,801,968.56/4,979.27
  6. Step 6: Final answer
    x = 3,776.05

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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.