Home / 8,792.55-13,190.85-3,866.13

Finding the Fourth Proportional to 8,792.55, 13,190.85 and 3,866.13

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Solution

The fourth proportional to 8,792.55, 13,190.85 and 3,866.13 is: 5,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.55 : 13,190.85 = 3,866.13 : x
  2. Step 2: Convert to fraction form
    8,792.55/13,190.85 = 3,866.13/x
  3. Step 3: Cross multiply
    8,792.55x = 13,190.85 × 3,866.13
  4. Step 4: Simplify right side
    8,792.55x = 50,997,540.91
  5. Step 5: Solve for x
    x = 50,997,540.91/8,792.55
  6. Step 6: Final answer
    x = 5,800.09

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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.