Home / 4,761.35-7,142.36-1,474.01

Finding the Fourth Proportional to 4,761.35, 7,142.36 and 1,474.01

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Solution

The fourth proportional to 4,761.35, 7,142.36 and 1,474.01 is: 2,211.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.35 : 7,142.36 = 1,474.01 : x
  2. Step 2: Convert to fraction form
    4,761.35/7,142.36 = 1,474.01/x
  3. Step 3: Cross multiply
    4,761.35x = 7,142.36 × 1,474.01
  4. Step 4: Simplify right side
    4,761.35x = 10,527,902.69
  5. Step 5: Solve for x
    x = 10,527,902.69/4,761.35
  6. Step 6: Final answer
    x = 2,211.12

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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.