Home / 8,840.62-13,261.05-3,578.14

Finding the Fourth Proportional to 8,840.62, 13,261.05 and 3,578.14

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Solution

The fourth proportional to 8,840.62, 13,261.05 and 3,578.14 is: 5,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.62 : 13,261.05 = 3,578.14 : x
  2. Step 2: Convert to fraction form
    8,840.62/13,261.05 = 3,578.14/x
  3. Step 3: Cross multiply
    8,840.62x = 13,261.05 × 3,578.14
  4. Step 4: Simplify right side
    8,840.62x = 47,449,893.45
  5. Step 5: Solve for x
    x = 47,449,893.45/8,840.62
  6. Step 6: Final answer
    x = 5,367.26

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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.