Home / 11,628.87-17,453.39-6,368.66

Finding the Fourth Proportional to 11,628.87, 17,453.39 and 6,368.66

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Solution

The fourth proportional to 11,628.87, 17,453.39 and 6,368.66 is: 9,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.87 : 17,453.39 = 6,368.66 : x
  2. Step 2: Convert to fraction form
    11,628.87/17,453.39 = 6,368.66/x
  3. Step 3: Cross multiply
    11,628.87x = 17,453.39 × 6,368.66
  4. Step 4: Simplify right side
    11,628.87x = 111,154,706.76
  5. Step 5: Solve for x
    x = 111,154,706.76/11,628.87
  6. Step 6: Final answer
    x = 9,558.51

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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.