Home / 5,463.32-7,539.48-3,105.54

Finding the Fourth Proportional to 5,463.32, 7,539.48 and 3,105.54

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Solution

The fourth proportional to 5,463.32, 7,539.48 and 3,105.54 is: 4,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.32 : 7,539.48 = 3,105.54 : x
  2. Step 2: Convert to fraction form
    5,463.32/7,539.48 = 3,105.54/x
  3. Step 3: Cross multiply
    5,463.32x = 7,539.48 × 3,105.54
  4. Step 4: Simplify right side
    5,463.32x = 23,414,156.72
  5. Step 5: Solve for x
    x = 23,414,156.72/5,463.32
  6. Step 6: Final answer
    x = 4,285.71

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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.