Home / 3,941.88-5,911.56-1,476.60

Finding the Fourth Proportional to 3,941.88, 5,911.56 and 1,476.60

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Solution

The fourth proportional to 3,941.88, 5,911.56 and 1,476.60 is: 2,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.88 : 5,911.56 = 1,476.60 : x
  2. Step 2: Convert to fraction form
    3,941.88/5,911.56 = 1,476.60/x
  3. Step 3: Cross multiply
    3,941.88x = 5,911.56 × 1,476.60
  4. Step 4: Simplify right side
    3,941.88x = 8,729,009.50
  5. Step 5: Solve for x
    x = 8,729,009.50/3,941.88
  6. Step 6: Final answer
    x = 2,214.43

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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.