Home / 8,683.94-11,983.83-4,906.92

Finding the Fourth Proportional to 8,683.94, 11,983.83 and 4,906.92

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Solution

The fourth proportional to 8,683.94, 11,983.83 and 4,906.92 is: 6,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.94 : 11,983.83 = 4,906.92 : x
  2. Step 2: Convert to fraction form
    8,683.94/11,983.83 = 4,906.92/x
  3. Step 3: Cross multiply
    8,683.94x = 11,983.83 × 4,906.92
  4. Step 4: Simplify right side
    8,683.94x = 58,803,721.64
  5. Step 5: Solve for x
    x = 58,803,721.64/8,683.94
  6. Step 6: Final answer
    x = 6,771.55

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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.