Home / 5,410.28-8,108.33-2,775.56

Finding the Fourth Proportional to 5,410.28, 8,108.33 and 2,775.56

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Solution

The fourth proportional to 5,410.28, 8,108.33 and 2,775.56 is: 4,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.28 : 8,108.33 = 2,775.56 : x
  2. Step 2: Convert to fraction form
    5,410.28/8,108.33 = 2,775.56/x
  3. Step 3: Cross multiply
    5,410.28x = 8,108.33 × 2,775.56
  4. Step 4: Simplify right side
    5,410.28x = 22,505,102.00
  5. Step 5: Solve for x
    x = 22,505,102.00/5,410.28
  6. Step 6: Final answer
    x = 4,159.69

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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.