Home / 4,759.44-7,140.33-1,472.64

Finding the Fourth Proportional to 4,759.44, 7,140.33 and 1,472.64

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Solution

The fourth proportional to 4,759.44, 7,140.33 and 1,472.64 is: 2,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.44 : 7,140.33 = 1,472.64 : x
  2. Step 2: Convert to fraction form
    4,759.44/7,140.33 = 1,472.64/x
  3. Step 3: Cross multiply
    4,759.44x = 7,140.33 × 1,472.64
  4. Step 4: Simplify right side
    4,759.44x = 10,515,135.57
  5. Step 5: Solve for x
    x = 10,515,135.57/4,759.44
  6. Step 6: Final answer
    x = 2,209.32

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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.