Home / 5,180.18-7,764.77-3,532.64

Finding the Fourth Proportional to 5,180.18, 7,764.77 and 3,532.64

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Solution

The fourth proportional to 5,180.18, 7,764.77 and 3,532.64 is: 5,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.18 : 7,764.77 = 3,532.64 : x
  2. Step 2: Convert to fraction form
    5,180.18/7,764.77 = 3,532.64/x
  3. Step 3: Cross multiply
    5,180.18x = 7,764.77 × 3,532.64
  4. Step 4: Simplify right side
    5,180.18x = 27,430,119.43
  5. Step 5: Solve for x
    x = 27,430,119.43/5,180.18
  6. Step 6: Final answer
    x = 5,295.21

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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.