Home / 7,933.54-11,902.20-2,739.46

Finding the Fourth Proportional to 7,933.54, 11,902.20 and 2,739.46

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Solution

The fourth proportional to 7,933.54, 11,902.20 and 2,739.46 is: 4,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.54 : 11,902.20 = 2,739.46 : x
  2. Step 2: Convert to fraction form
    7,933.54/11,902.20 = 2,739.46/x
  3. Step 3: Cross multiply
    7,933.54x = 11,902.20 × 2,739.46
  4. Step 4: Simplify right side
    7,933.54x = 32,605,600.81
  5. Step 5: Solve for x
    x = 32,605,600.81/7,933.54
  6. Step 6: Final answer
    x = 4,109.84

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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.