Home / 3,048.54-4,578.89-2,876.61

Finding the Fourth Proportional to 3,048.54, 4,578.89 and 2,876.61

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Solution

The fourth proportional to 3,048.54, 4,578.89 and 2,876.61 is: 4,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.54 : 4,578.89 = 2,876.61 : x
  2. Step 2: Convert to fraction form
    3,048.54/4,578.89 = 2,876.61/x
  3. Step 3: Cross multiply
    3,048.54x = 4,578.89 × 2,876.61
  4. Step 4: Simplify right side
    3,048.54x = 13,171,666.38
  5. Step 5: Solve for x
    x = 13,171,666.38/3,048.54
  6. Step 6: Final answer
    x = 4,320.65

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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.