Home / 4,578.33-6,865.87-1,979.85

Finding the Fourth Proportional to 4,578.33, 6,865.87 and 1,979.85

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Solution

The fourth proportional to 4,578.33, 6,865.87 and 1,979.85 is: 2,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.33 : 6,865.87 = 1,979.85 : x
  2. Step 2: Convert to fraction form
    4,578.33/6,865.87 = 1,979.85/x
  3. Step 3: Cross multiply
    4,578.33x = 6,865.87 × 1,979.85
  4. Step 4: Simplify right side
    4,578.33x = 13,593,392.72
  5. Step 5: Solve for x
    x = 13,593,392.72/4,578.33
  6. Step 6: Final answer
    x = 2,969.07

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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.