Home / 8,217.53-11,338.71-4,858.66

Finding the Fourth Proportional to 8,217.53, 11,338.71 and 4,858.66

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Solution

The fourth proportional to 8,217.53, 11,338.71 and 4,858.66 is: 6,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.53 : 11,338.71 = 4,858.66 : x
  2. Step 2: Convert to fraction form
    8,217.53/11,338.71 = 4,858.66/x
  3. Step 3: Cross multiply
    8,217.53x = 11,338.71 × 4,858.66
  4. Step 4: Simplify right side
    8,217.53x = 55,090,936.73
  5. Step 5: Solve for x
    x = 55,090,936.73/8,217.53
  6. Step 6: Final answer
    x = 6,704.07

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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.