Home / 8,771.04-13,156.13-3,223.96

Finding the Fourth Proportional to 8,771.04, 13,156.13 and 3,223.96

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Solution

The fourth proportional to 8,771.04, 13,156.13 and 3,223.96 is: 4,835.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.04 : 13,156.13 = 3,223.96 : x
  2. Step 2: Convert to fraction form
    8,771.04/13,156.13 = 3,223.96/x
  3. Step 3: Cross multiply
    8,771.04x = 13,156.13 × 3,223.96
  4. Step 4: Simplify right side
    8,771.04x = 42,414,812.04
  5. Step 5: Solve for x
    x = 42,414,812.04/8,771.04
  6. Step 6: Final answer
    x = 4,835.78

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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.