Home / 8,834.75-12,188.91-5,476.33

Finding the Fourth Proportional to 8,834.75, 12,188.91 and 5,476.33

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Solution

The fourth proportional to 8,834.75, 12,188.91 and 5,476.33 is: 7,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.75 : 12,188.91 = 5,476.33 : x
  2. Step 2: Convert to fraction form
    8,834.75/12,188.91 = 5,476.33/x
  3. Step 3: Cross multiply
    8,834.75x = 12,188.91 × 5,476.33
  4. Step 4: Simplify right side
    8,834.75x = 66,750,517.35
  5. Step 5: Solve for x
    x = 66,750,517.35/8,834.75
  6. Step 6: Final answer
    x = 7,555.45

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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.