Home / 6,101.60-8,419.68-3,743.36

Finding the Fourth Proportional to 6,101.60, 8,419.68 and 3,743.36

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Solution

The fourth proportional to 6,101.60, 8,419.68 and 3,743.36 is: 5,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.60 : 8,419.68 = 3,743.36 : x
  2. Step 2: Convert to fraction form
    6,101.60/8,419.68 = 3,743.36/x
  3. Step 3: Cross multiply
    6,101.60x = 8,419.68 × 3,743.36
  4. Step 4: Simplify right side
    6,101.60x = 31,517,893.32
  5. Step 5: Solve for x
    x = 31,517,893.32/6,101.60
  6. Step 6: Final answer
    x = 5,165.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.