Home / 5,926.44-8,181.62-3,831.76

Finding the Fourth Proportional to 5,926.44, 8,181.62 and 3,831.76

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Solution

The fourth proportional to 5,926.44, 8,181.62 and 3,831.76 is: 5,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.44 : 8,181.62 = 3,831.76 : x
  2. Step 2: Convert to fraction form
    5,926.44/8,181.62 = 3,831.76/x
  3. Step 3: Cross multiply
    5,926.44x = 8,181.62 × 3,831.76
  4. Step 4: Simplify right side
    5,926.44x = 31,350,004.25
  5. Step 5: Solve for x
    x = 31,350,004.25/5,926.44
  6. Step 6: Final answer
    x = 5,289.85

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1.5x scale

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.