Home / 5,440.96-7,508.46-3,083.56

Finding the Fourth Proportional to 5,440.96, 7,508.46 and 3,083.56

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Solution

The fourth proportional to 5,440.96, 7,508.46 and 3,083.56 is: 4,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.96 : 7,508.46 = 3,083.56 : x
  2. Step 2: Convert to fraction form
    5,440.96/7,508.46 = 3,083.56/x
  3. Step 3: Cross multiply
    5,440.96x = 7,508.46 × 3,083.56
  4. Step 4: Simplify right side
    5,440.96x = 23,152,786.92
  5. Step 5: Solve for x
    x = 23,152,786.92/5,440.96
  6. Step 6: Final answer
    x = 4,255.28

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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.