Home / 8,209.81-11,329.66-4,806.04

Finding the Fourth Proportional to 8,209.81, 11,329.66 and 4,806.04

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Solution

The fourth proportional to 8,209.81, 11,329.66 and 4,806.04 is: 6,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209.81 : 11,329.66 = 4,806.04 : x
  2. Step 2: Convert to fraction form
    8,209.81/11,329.66 = 4,806.04/x
  3. Step 3: Cross multiply
    8,209.81x = 11,329.66 × 4,806.04
  4. Step 4: Simplify right side
    8,209.81x = 54,450,843.45
  5. Step 5: Solve for x
    x = 54,450,843.45/8,209.81
  6. Step 6: Final answer
    x = 6,632.41

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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.