Home / 5,970.43-8,952.57-3,160.78

Finding the Fourth Proportional to 5,970.43, 8,952.57 and 3,160.78

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Solution

The fourth proportional to 5,970.43, 8,952.57 and 3,160.78 is: 4,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.43 : 8,952.57 = 3,160.78 : x
  2. Step 2: Convert to fraction form
    5,970.43/8,952.57 = 3,160.78/x
  3. Step 3: Cross multiply
    5,970.43x = 8,952.57 × 3,160.78
  4. Step 4: Simplify right side
    5,970.43x = 28,297,104.20
  5. Step 5: Solve for x
    x = 28,297,104.20/5,970.43
  6. Step 6: Final answer
    x = 4,739.54

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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.