Home / 11,238.08-16,857.25-3,340.42

Finding the Fourth Proportional to 11,238.08, 16,857.25 and 3,340.42

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Solution

The fourth proportional to 11,238.08, 16,857.25 and 3,340.42 is: 5,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.08 : 16,857.25 = 3,340.42 : x
  2. Step 2: Convert to fraction form
    11,238.08/16,857.25 = 3,340.42/x
  3. Step 3: Cross multiply
    11,238.08x = 16,857.25 × 3,340.42
  4. Step 4: Simplify right side
    11,238.08x = 56,310,244.55
  5. Step 5: Solve for x
    x = 56,310,244.55/11,238.08
  6. Step 6: Final answer
    x = 5,010.67

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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.