Home / 8,450.87-11,661.17-4,673.53

Finding the Fourth Proportional to 8,450.87, 11,661.17 and 4,673.53

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Solution

The fourth proportional to 8,450.87, 11,661.17 and 4,673.53 is: 6,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.87 : 11,661.17 = 4,673.53 : x
  2. Step 2: Convert to fraction form
    8,450.87/11,661.17 = 4,673.53/x
  3. Step 3: Cross multiply
    8,450.87x = 11,661.17 × 4,673.53
  4. Step 4: Simplify right side
    8,450.87x = 54,498,792.84
  5. Step 5: Solve for x
    x = 54,498,792.84/8,450.87
  6. Step 6: Final answer
    x = 6,448.90

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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.