Home / 8,717.45-12,035.88-6,697.27

Finding the Fourth Proportional to 8,717.45, 12,035.88 and 6,697.27

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Solution

The fourth proportional to 8,717.45, 12,035.88 and 6,697.27 is: 9,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.45 : 12,035.88 = 6,697.27 : x
  2. Step 2: Convert to fraction form
    8,717.45/12,035.88 = 6,697.27/x
  3. Step 3: Cross multiply
    8,717.45x = 12,035.88 × 6,697.27
  4. Step 4: Simplify right side
    8,717.45x = 80,607,504.56
  5. Step 5: Solve for x
    x = 80,607,504.56/8,717.45
  6. Step 6: Final answer
    x = 9,246.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.