Home / 5,712.83-8,571.18-3,080.58

Finding the Fourth Proportional to 5,712.83, 8,571.18 and 3,080.58

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Solution

The fourth proportional to 5,712.83, 8,571.18 and 3,080.58 is: 4,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.83 : 8,571.18 = 3,080.58 : x
  2. Step 2: Convert to fraction form
    5,712.83/8,571.18 = 3,080.58/x
  3. Step 3: Cross multiply
    5,712.83x = 8,571.18 × 3,080.58
  4. Step 4: Simplify right side
    5,712.83x = 26,404,205.68
  5. Step 5: Solve for x
    x = 26,404,205.68/5,712.83
  6. Step 6: Final answer
    x = 4,621.92

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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.