Home / 3,529.24-5,292.73-1,188.61

Finding the Fourth Proportional to 3,529.24, 5,292.73 and 1,188.61

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Solution

The fourth proportional to 3,529.24, 5,292.73 and 1,188.61 is: 1,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.24 : 5,292.73 = 1,188.61 : x
  2. Step 2: Convert to fraction form
    3,529.24/5,292.73 = 1,188.61/x
  3. Step 3: Cross multiply
    3,529.24x = 5,292.73 × 1,188.61
  4. Step 4: Simplify right side
    3,529.24x = 6,290,991.81
  5. Step 5: Solve for x
    x = 6,290,991.81/3,529.24
  6. Step 6: Final answer
    x = 1,782.53

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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.