Home / 5,471.26-7,550.34-3,113.88

Finding the Fourth Proportional to 5,471.26, 7,550.34 and 3,113.88

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Solution

The fourth proportional to 5,471.26, 7,550.34 and 3,113.88 is: 4,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.26 : 7,550.34 = 3,113.88 : x
  2. Step 2: Convert to fraction form
    5,471.26/7,550.34 = 3,113.88/x
  3. Step 3: Cross multiply
    5,471.26x = 7,550.34 × 3,113.88
  4. Step 4: Simplify right side
    5,471.26x = 23,510,852.72
  5. Step 5: Solve for x
    x = 23,510,852.72/5,471.26
  6. Step 6: Final answer
    x = 4,297.16

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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.