Home / 11,223.12-16,835.64-3,832.68

Finding the Fourth Proportional to 11,223.12, 16,835.64 and 3,832.68

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Solution

The fourth proportional to 11,223.12, 16,835.64 and 3,832.68 is: 5,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.12 : 16,835.64 = 3,832.68 : x
  2. Step 2: Convert to fraction form
    11,223.12/16,835.64 = 3,832.68/x
  3. Step 3: Cross multiply
    11,223.12x = 16,835.64 × 3,832.68
  4. Step 4: Simplify right side
    11,223.12x = 64,525,620.72
  5. Step 5: Solve for x
    x = 64,525,620.72/11,223.12
  6. Step 6: Final answer
    x = 5,749.35

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Similar ratio
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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.