Home / 5,580.56-8,363.49-2,618.54

Finding the Fourth Proportional to 5,580.56, 8,363.49 and 2,618.54

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Solution

The fourth proportional to 5,580.56, 8,363.49 and 2,618.54 is: 3,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.56 : 8,363.49 = 2,618.54 : x
  2. Step 2: Convert to fraction form
    5,580.56/8,363.49 = 2,618.54/x
  3. Step 3: Cross multiply
    5,580.56x = 8,363.49 × 2,618.54
  4. Step 4: Simplify right side
    5,580.56x = 21,900,133.10
  5. Step 5: Solve for x
    x = 21,900,133.10/5,580.56
  6. Step 6: Final answer
    x = 3,924.36

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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.