Home / 8,834.53-12,195.83-5,605.97

Finding the Fourth Proportional to 8,834.53, 12,195.83 and 5,605.97

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Solution

The fourth proportional to 8,834.53, 12,195.83 and 5,605.97 is: 7,738.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.53 : 12,195.83 = 5,605.97 : x
  2. Step 2: Convert to fraction form
    8,834.53/12,195.83 = 5,605.97/x
  3. Step 3: Cross multiply
    8,834.53x = 12,195.83 × 5,605.97
  4. Step 4: Simplify right side
    8,834.53x = 68,369,472.24
  5. Step 5: Solve for x
    x = 68,369,472.24/8,834.53
  6. Step 6: Final answer
    x = 7,738.89

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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.