Home / 3,079.69-4,616.97-1,435.39

Finding the Fourth Proportional to 3,079.69, 4,616.97 and 1,435.39

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Solution

The fourth proportional to 3,079.69, 4,616.97 and 1,435.39 is: 2,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.69 : 4,616.97 = 1,435.39 : x
  2. Step 2: Convert to fraction form
    3,079.69/4,616.97 = 1,435.39/x
  3. Step 3: Cross multiply
    3,079.69x = 4,616.97 × 1,435.39
  4. Step 4: Simplify right side
    3,079.69x = 6,627,152.57
  5. Step 5: Solve for x
    x = 6,627,152.57/3,079.69
  6. Step 6: Final answer
    x = 2,151.89

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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.