Home / 5,110.64-7,667.38-1,824.06

Finding the Fourth Proportional to 5,110.64, 7,667.38 and 1,824.06

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Solution

The fourth proportional to 5,110.64, 7,667.38 and 1,824.06 is: 2,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.64 : 7,667.38 = 1,824.06 : x
  2. Step 2: Convert to fraction form
    5,110.64/7,667.38 = 1,824.06/x
  3. Step 3: Cross multiply
    5,110.64x = 7,667.38 × 1,824.06
  4. Step 4: Simplify right side
    5,110.64x = 13,985,761.16
  5. Step 5: Solve for x
    x = 13,985,761.16/5,110.64
  6. Step 6: Final answer
    x = 2,736.60

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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.