Home / 8,717.46-13,079.83-3,791.24

Finding the Fourth Proportional to 8,717.46, 13,079.83 and 3,791.24

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Solution

The fourth proportional to 8,717.46, 13,079.83 and 3,791.24 is: 5,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.46 : 13,079.83 = 3,791.24 : x
  2. Step 2: Convert to fraction form
    8,717.46/13,079.83 = 3,791.24/x
  3. Step 3: Cross multiply
    8,717.46x = 13,079.83 × 3,791.24
  4. Step 4: Simplify right side
    8,717.46x = 49,588,774.69
  5. Step 5: Solve for x
    x = 49,588,774.69/8,717.46
  6. Step 6: Final answer
    x = 5,688.44

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1.5x scale

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.