Home / 6,100.40-9,139.08-3,495.44

Finding the Fourth Proportional to 6,100.40, 9,139.08 and 3,495.44

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Solution

The fourth proportional to 6,100.40, 9,139.08 and 3,495.44 is: 5,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.40 : 9,139.08 = 3,495.44 : x
  2. Step 2: Convert to fraction form
    6,100.40/9,139.08 = 3,495.44/x
  3. Step 3: Cross multiply
    6,100.40x = 9,139.08 × 3,495.44
  4. Step 4: Simplify right side
    6,100.40x = 31,945,105.80
  5. Step 5: Solve for x
    x = 31,945,105.80/6,100.40
  6. Step 6: Final answer
    x = 5,236.56

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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.