Home / 5,721.91-8,583.77-2,800.44

Finding the Fourth Proportional to 5,721.91, 8,583.77 and 2,800.44

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Solution

The fourth proportional to 5,721.91, 8,583.77 and 2,800.44 is: 4,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.91 : 8,583.77 = 2,800.44 : x
  2. Step 2: Convert to fraction form
    5,721.91/8,583.77 = 2,800.44/x
  3. Step 3: Cross multiply
    5,721.91x = 8,583.77 × 2,800.44
  4. Step 4: Simplify right side
    5,721.91x = 24,038,339.86
  5. Step 5: Solve for x
    x = 24,038,339.86/5,721.91
  6. Step 6: Final answer
    x = 4,201.11

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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.