Home / 5,731.13-8,597.79-2,771.61

Finding the Fourth Proportional to 5,731.13, 8,597.79 and 2,771.61

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Solution

The fourth proportional to 5,731.13, 8,597.79 and 2,771.61 is: 4,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.13 : 8,597.79 = 2,771.61 : x
  2. Step 2: Convert to fraction form
    5,731.13/8,597.79 = 2,771.61/x
  3. Step 3: Cross multiply
    5,731.13x = 8,597.79 × 2,771.61
  4. Step 4: Simplify right side
    5,731.13x = 23,829,720.74
  5. Step 5: Solve for x
    x = 23,829,720.74/5,731.13
  6. Step 6: Final answer
    x = 4,157.95

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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.