Home / 8,771.37-13,156.04-2,197.05

Finding the Fourth Proportional to 8,771.37, 13,156.04 and 2,197.05

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Solution

The fourth proportional to 8,771.37, 13,156.04 and 2,197.05 is: 3,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.37 : 13,156.04 = 2,197.05 : x
  2. Step 2: Convert to fraction form
    8,771.37/13,156.04 = 2,197.05/x
  3. Step 3: Cross multiply
    8,771.37x = 13,156.04 × 2,197.05
  4. Step 4: Simplify right side
    8,771.37x = 28,904,466.70
  5. Step 5: Solve for x
    x = 28,904,466.70/8,771.37
  6. Step 6: Final answer
    x = 3,295.32

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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.