Home / 8,717.04-13,080.69-3,452.56

Finding the Fourth Proportional to 8,717.04, 13,080.69 and 3,452.56

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Solution

The fourth proportional to 8,717.04, 13,080.69 and 3,452.56 is: 5,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.04 : 13,080.69 = 3,452.56 : x
  2. Step 2: Convert to fraction form
    8,717.04/13,080.69 = 3,452.56/x
  3. Step 3: Cross multiply
    8,717.04x = 13,080.69 × 3,452.56
  4. Step 4: Simplify right side
    8,717.04x = 45,161,867.07
  5. Step 5: Solve for x
    x = 45,161,867.07/8,717.04
  6. Step 6: Final answer
    x = 5,180.87

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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.