Home / 5,438.06-7,487.82-4,761.99

Finding the Fourth Proportional to 5,438.06, 7,487.82 and 4,761.99

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Solution

The fourth proportional to 5,438.06, 7,487.82 and 4,761.99 is: 6,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.06 : 7,487.82 = 4,761.99 : x
  2. Step 2: Convert to fraction form
    5,438.06/7,487.82 = 4,761.99/x
  3. Step 3: Cross multiply
    5,438.06x = 7,487.82 × 4,761.99
  4. Step 4: Simplify right side
    5,438.06x = 35,656,923.96
  5. Step 5: Solve for x
    x = 35,656,923.96/5,438.06
  6. Step 6: Final answer
    x = 6,556.93

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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.