Home / 8,406.91-11,606.20-5,050.55

Finding the Fourth Proportional to 8,406.91, 11,606.20 and 5,050.55

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Solution

The fourth proportional to 8,406.91, 11,606.20 and 5,050.55 is: 6,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406.91 : 11,606.20 = 5,050.55 : x
  2. Step 2: Convert to fraction form
    8,406.91/11,606.20 = 5,050.55/x
  3. Step 3: Cross multiply
    8,406.91x = 11,606.20 × 5,050.55
  4. Step 4: Simplify right side
    8,406.91x = 58,617,709.80
  5. Step 5: Solve for x
    x = 58,617,709.80/8,406.91
  6. Step 6: Final answer
    x = 6,972.56

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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.