Home / 3,055.80-4,578.66-2,800.47

Finding the Fourth Proportional to 3,055.80, 4,578.66 and 2,800.47

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Solution

The fourth proportional to 3,055.80, 4,578.66 and 2,800.47 is: 4,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.80 : 4,578.66 = 2,800.47 : x
  2. Step 2: Convert to fraction form
    3,055.80/4,578.66 = 2,800.47/x
  3. Step 3: Cross multiply
    3,055.80x = 4,578.66 × 2,800.47
  4. Step 4: Simplify right side
    3,055.80x = 12,822,399.97
  5. Step 5: Solve for x
    x = 12,822,399.97/3,055.80
  6. Step 6: Final answer
    x = 4,196.09

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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.