Home / 5,918.69-8,878.95-2,022.19

Finding the Fourth Proportional to 5,918.69, 8,878.95 and 2,022.19

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Solution

The fourth proportional to 5,918.69, 8,878.95 and 2,022.19 is: 3,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.69 : 8,878.95 = 2,022.19 : x
  2. Step 2: Convert to fraction form
    5,918.69/8,878.95 = 2,022.19/x
  3. Step 3: Cross multiply
    5,918.69x = 8,878.95 × 2,022.19
  4. Step 4: Simplify right side
    5,918.69x = 17,954,901.70
  5. Step 5: Solve for x
    x = 17,954,901.70/5,918.69
  6. Step 6: Final answer
    x = 3,033.59

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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.