Home / 5,410.22-8,116.65-3,190.94

Finding the Fourth Proportional to 5,410.22, 8,116.65 and 3,190.94

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Solution

The fourth proportional to 5,410.22, 8,116.65 and 3,190.94 is: 4,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.22 : 8,116.65 = 3,190.94 : x
  2. Step 2: Convert to fraction form
    5,410.22/8,116.65 = 3,190.94/x
  3. Step 3: Cross multiply
    5,410.22x = 8,116.65 × 3,190.94
  4. Step 4: Simplify right side
    5,410.22x = 25,899,743.15
  5. Step 5: Solve for x
    x = 25,899,743.15/5,410.22
  6. Step 6: Final answer
    x = 4,787.19

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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.