Home / 8,770.41-13,161.35-3,223.80

Finding the Fourth Proportional to 8,770.41, 13,161.35 and 3,223.80

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Solution

The fourth proportional to 8,770.41, 13,161.35 and 3,223.80 is: 4,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.41 : 13,161.35 = 3,223.80 : x
  2. Step 2: Convert to fraction form
    8,770.41/13,161.35 = 3,223.80/x
  3. Step 3: Cross multiply
    8,770.41x = 13,161.35 × 3,223.80
  4. Step 4: Simplify right side
    8,770.41x = 42,429,544.01
  5. Step 5: Solve for x
    x = 42,429,544.01/8,770.41
  6. Step 6: Final answer
    x = 4,837.81

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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.