Home / 8,776.97-13,157.61-3,229.04

Finding the Fourth Proportional to 8,776.97, 13,157.61 and 3,229.04

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Solution

The fourth proportional to 8,776.97, 13,157.61 and 3,229.04 is: 4,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.97 : 13,157.61 = 3,229.04 : x
  2. Step 2: Convert to fraction form
    8,776.97/13,157.61 = 3,229.04/x
  3. Step 3: Cross multiply
    8,776.97x = 13,157.61 × 3,229.04
  4. Step 4: Simplify right side
    8,776.97x = 42,486,448.99
  5. Step 5: Solve for x
    x = 42,486,448.99/8,776.97
  6. Step 6: Final answer
    x = 4,840.67

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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.