Home / 4,761.26-7,142.76-1,474.13

Finding the Fourth Proportional to 4,761.26, 7,142.76 and 1,474.13

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Solution

The fourth proportional to 4,761.26, 7,142.76 and 1,474.13 is: 2,211.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.26 : 7,142.76 = 1,474.13 : x
  2. Step 2: Convert to fraction form
    4,761.26/7,142.76 = 1,474.13/x
  3. Step 3: Cross multiply
    4,761.26x = 7,142.76 × 1,474.13
  4. Step 4: Simplify right side
    4,761.26x = 10,529,356.80
  5. Step 5: Solve for x
    x = 10,529,356.80/4,761.26
  6. Step 6: Final answer
    x = 2,211.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.