Home / 11,219.52-16,796.69-6,525.21

Finding the Fourth Proportional to 11,219.52, 16,796.69 and 6,525.21

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Solution

The fourth proportional to 11,219.52, 16,796.69 and 6,525.21 is: 9,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.52 : 16,796.69 = 6,525.21 : x
  2. Step 2: Convert to fraction form
    11,219.52/16,796.69 = 6,525.21/x
  3. Step 3: Cross multiply
    11,219.52x = 16,796.69 × 6,525.21
  4. Step 4: Simplify right side
    11,219.52x = 109,601,896.93
  5. Step 5: Solve for x
    x = 109,601,896.93/11,219.52
  6. Step 6: Final answer
    x = 9,768.86

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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.