Home / 10,831.08-16,246.80-3,039.60

Finding the Fourth Proportional to 10,831.08, 16,246.80 and 3,039.60

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Solution

The fourth proportional to 10,831.08, 16,246.80 and 3,039.60 is: 4,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.08 : 16,246.80 = 3,039.60 : x
  2. Step 2: Convert to fraction form
    10,831.08/16,246.80 = 3,039.60/x
  3. Step 3: Cross multiply
    10,831.08x = 16,246.80 × 3,039.60
  4. Step 4: Simplify right side
    10,831.08x = 49,383,773.28
  5. Step 5: Solve for x
    x = 49,383,773.28/10,831.08
  6. Step 6: Final answer
    x = 4,559.45

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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.