Home / 11,220.81-16,833.03-3,824.52

Finding the Fourth Proportional to 11,220.81, 16,833.03 and 3,824.52

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Solution

The fourth proportional to 11,220.81, 16,833.03 and 3,824.52 is: 5,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.81 : 16,833.03 = 3,824.52 : x
  2. Step 2: Convert to fraction form
    11,220.81/16,833.03 = 3,824.52/x
  3. Step 3: Cross multiply
    11,220.81x = 16,833.03 × 3,824.52
  4. Step 4: Simplify right side
    11,220.81x = 64,378,259.90
  5. Step 5: Solve for x
    x = 64,378,259.90/11,220.81
  6. Step 6: Final answer
    x = 5,737.40

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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.