Home / 3,831.12-5,745.95-1,365.93

Finding the Fourth Proportional to 3,831.12, 5,745.95 and 1,365.93

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Solution

The fourth proportional to 3,831.12, 5,745.95 and 1,365.93 is: 2,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.12 : 5,745.95 = 1,365.93 : x
  2. Step 2: Convert to fraction form
    3,831.12/5,745.95 = 1,365.93/x
  3. Step 3: Cross multiply
    3,831.12x = 5,745.95 × 1,365.93
  4. Step 4: Simplify right side
    3,831.12x = 7,848,558.65
  5. Step 5: Solve for x
    x = 7,848,558.65/3,831.12
  6. Step 6: Final answer
    x = 2,048.63

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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.