Home / 8,941.80-13,412.71-3,395.15

Finding the Fourth Proportional to 8,941.80, 13,412.71 and 3,395.15

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Solution

The fourth proportional to 8,941.80, 13,412.71 and 3,395.15 is: 5,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.80 : 13,412.71 = 3,395.15 : x
  2. Step 2: Convert to fraction form
    8,941.80/13,412.71 = 3,395.15/x
  3. Step 3: Cross multiply
    8,941.80x = 13,412.71 × 3,395.15
  4. Step 4: Simplify right side
    8,941.80x = 45,538,187.40
  5. Step 5: Solve for x
    x = 45,538,187.40/8,941.80
  6. Step 6: Final answer
    x = 5,092.73

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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.