Home / 8,716.36-13,074.71-2,873.02

Finding the Fourth Proportional to 8,716.36, 13,074.71 and 2,873.02

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Solution

The fourth proportional to 8,716.36, 13,074.71 and 2,873.02 is: 4,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.36 : 13,074.71 = 2,873.02 : x
  2. Step 2: Convert to fraction form
    8,716.36/13,074.71 = 2,873.02/x
  3. Step 3: Cross multiply
    8,716.36x = 13,074.71 × 2,873.02
  4. Step 4: Simplify right side
    8,716.36x = 37,563,903.32
  5. Step 5: Solve for x
    x = 37,563,903.32/8,716.36
  6. Step 6: Final answer
    x = 4,309.59

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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.