Home / 5,245.83-7,234.56-3,730.41

Finding the Fourth Proportional to 5,245.83, 7,234.56 and 3,730.41

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Solution

The fourth proportional to 5,245.83, 7,234.56 and 3,730.41 is: 5,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.83 : 7,234.56 = 3,730.41 : x
  2. Step 2: Convert to fraction form
    5,245.83/7,234.56 = 3,730.41/x
  3. Step 3: Cross multiply
    5,245.83x = 7,234.56 × 3,730.41
  4. Step 4: Simplify right side
    5,245.83x = 26,987,874.97
  5. Step 5: Solve for x
    x = 26,987,874.97/5,245.83
  6. Step 6: Final answer
    x = 5,144.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.