Home / 4,100.36-6,149.26-1,177.88

Finding the Fourth Proportional to 4,100.36, 6,149.26 and 1,177.88

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Solution

The fourth proportional to 4,100.36, 6,149.26 and 1,177.88 is: 1,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.36 : 6,149.26 = 1,177.88 : x
  2. Step 2: Convert to fraction form
    4,100.36/6,149.26 = 1,177.88/x
  3. Step 3: Cross multiply
    4,100.36x = 6,149.26 × 1,177.88
  4. Step 4: Simplify right side
    4,100.36x = 7,243,090.37
  5. Step 5: Solve for x
    x = 7,243,090.37/4,100.36
  6. Step 6: Final answer
    x = 1,766.45

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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.