Home / 8,716.61-13,074.51-2,873.27

Finding the Fourth Proportional to 8,716.61, 13,074.51 and 2,873.27

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Solution

The fourth proportional to 8,716.61, 13,074.51 and 2,873.27 is: 4,309.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.61 : 13,074.51 = 2,873.27 : x
  2. Step 2: Convert to fraction form
    8,716.61/13,074.51 = 2,873.27/x
  3. Step 3: Cross multiply
    8,716.61x = 13,074.51 × 2,873.27
  4. Step 4: Simplify right side
    8,716.61x = 37,566,640.81
  5. Step 5: Solve for x
    x = 37,566,640.81/8,716.61
  6. Step 6: Final answer
    x = 4,309.78

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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.