Home / 5,110.62-7,666.56-1,824.06

Finding the Fourth Proportional to 5,110.62, 7,666.56 and 1,824.06

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Solution

The fourth proportional to 5,110.62, 7,666.56 and 1,824.06 is: 2,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.62 : 7,666.56 = 1,824.06 : x
  2. Step 2: Convert to fraction form
    5,110.62/7,666.56 = 1,824.06/x
  3. Step 3: Cross multiply
    5,110.62x = 7,666.56 × 1,824.06
  4. Step 4: Simplify right side
    5,110.62x = 13,984,265.43
  5. Step 5: Solve for x
    x = 13,984,265.43/5,110.62
  6. Step 6: Final answer
    x = 2,736.31

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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.