Home / 5,811.38-8,718.15-2,733.38

Finding the Fourth Proportional to 5,811.38, 8,718.15 and 2,733.38

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Solution

The fourth proportional to 5,811.38, 8,718.15 and 2,733.38 is: 4,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.38 : 8,718.15 = 2,733.38 : x
  2. Step 2: Convert to fraction form
    5,811.38/8,718.15 = 2,733.38/x
  3. Step 3: Cross multiply
    5,811.38x = 8,718.15 × 2,733.38
  4. Step 4: Simplify right side
    5,811.38x = 23,829,973.26
  5. Step 5: Solve for x
    x = 23,829,973.26/5,811.38
  6. Step 6: Final answer
    x = 4,100.57

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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.