Home / 5,723.86-8,583.77-2,721.52

Finding the Fourth Proportional to 5,723.86, 8,583.77 and 2,721.52

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Solution

The fourth proportional to 5,723.86, 8,583.77 and 2,721.52 is: 4,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.86 : 8,583.77 = 2,721.52 : x
  2. Step 2: Convert to fraction form
    5,723.86/8,583.77 = 2,721.52/x
  3. Step 3: Cross multiply
    5,723.86x = 8,583.77 × 2,721.52
  4. Step 4: Simplify right side
    5,723.86x = 23,360,888.12
  5. Step 5: Solve for x
    x = 23,360,888.12/5,723.86
  6. Step 6: Final answer
    x = 4,081.32

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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.