Home / 4,092.50-6,138-1,090.56

Finding the Fourth Proportional to 4,092.50, 6,138 and 1,090.56

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Solution

The fourth proportional to 4,092.50, 6,138 and 1,090.56 is: 1,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.50 : 6,138 = 1,090.56 : x
  2. Step 2: Convert to fraction form
    4,092.50/6,138 = 1,090.56/x
  3. Step 3: Cross multiply
    4,092.50x = 6,138 × 1,090.56
  4. Step 4: Simplify right side
    4,092.50x = 6,693,857.28
  5. Step 5: Solve for x
    x = 6,693,857.28/4,092.50
  6. Step 6: Final answer
    x = 1,635.64

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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.