Home / 5,918.20-8,876.70-2,022.55

Finding the Fourth Proportional to 5,918.20, 8,876.70 and 2,022.55

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Solution

The fourth proportional to 5,918.20, 8,876.70 and 2,022.55 is: 3,033.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.20 : 8,876.70 = 2,022.55 : x
  2. Step 2: Convert to fraction form
    5,918.20/8,876.70 = 2,022.55/x
  3. Step 3: Cross multiply
    5,918.20x = 8,876.70 × 2,022.55
  4. Step 4: Simplify right side
    5,918.20x = 17,953,569.59
  5. Step 5: Solve for x
    x = 17,953,569.59/5,918.20
  6. Step 6: Final answer
    x = 3,033.62

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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.