Home / 11,639.53-16,062.60-6,923.85

Finding the Fourth Proportional to 11,639.53, 16,062.60 and 6,923.85

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Solution

The fourth proportional to 11,639.53, 16,062.60 and 6,923.85 is: 9,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.53 : 16,062.60 = 6,923.85 : x
  2. Step 2: Convert to fraction form
    11,639.53/16,062.60 = 6,923.85/x
  3. Step 3: Cross multiply
    11,639.53x = 16,062.60 × 6,923.85
  4. Step 4: Simplify right side
    11,639.53x = 111,215,033.01
  5. Step 5: Solve for x
    x = 111,215,033.01/11,639.53
  6. Step 6: Final answer
    x = 9,554.94

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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.