Home / 11,021.90-16,533.88-3,626.37

Finding the Fourth Proportional to 11,021.90, 16,533.88 and 3,626.37

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Solution

The fourth proportional to 11,021.90, 16,533.88 and 3,626.37 is: 5,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.90 : 16,533.88 = 3,626.37 : x
  2. Step 2: Convert to fraction form
    11,021.90/16,533.88 = 3,626.37/x
  3. Step 3: Cross multiply
    11,021.90x = 16,533.88 × 3,626.37
  4. Step 4: Simplify right side
    11,021.90x = 59,957,957.35
  5. Step 5: Solve for x
    x = 59,957,957.35/11,021.90
  6. Step 6: Final answer
    x = 5,439.90

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1.5x scale

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.