Home / 5,496.36-7,584.99-2,978.50

Finding the Fourth Proportional to 5,496.36, 7,584.99 and 2,978.50

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Solution

The fourth proportional to 5,496.36, 7,584.99 and 2,978.50 is: 4,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,496.36 : 7,584.99 = 2,978.50 : x
  2. Step 2: Convert to fraction form
    5,496.36/7,584.99 = 2,978.50/x
  3. Step 3: Cross multiply
    5,496.36x = 7,584.99 × 2,978.50
  4. Step 4: Simplify right side
    5,496.36x = 22,591,892.72
  5. Step 5: Solve for x
    x = 22,591,892.72/5,496.36
  6. Step 6: Final answer
    x = 4,110.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.