Home / 5,370.45-8,057.27-2,904.61

Finding the Fourth Proportional to 5,370.45, 8,057.27 and 2,904.61

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Solution

The fourth proportional to 5,370.45, 8,057.27 and 2,904.61 is: 4,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.45 : 8,057.27 = 2,904.61 : x
  2. Step 2: Convert to fraction form
    5,370.45/8,057.27 = 2,904.61/x
  3. Step 3: Cross multiply
    5,370.45x = 8,057.27 × 2,904.61
  4. Step 4: Simplify right side
    5,370.45x = 23,403,229.24
  5. Step 5: Solve for x
    x = 23,403,229.24/5,370.45
  6. Step 6: Final answer
    x = 4,357.78

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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.