Home / 11,262.56-16,894.26-3,872.12

Finding the Fourth Proportional to 11,262.56, 16,894.26 and 3,872.12

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Solution

The fourth proportional to 11,262.56, 16,894.26 and 3,872.12 is: 5,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.56 : 16,894.26 = 3,872.12 : x
  2. Step 2: Convert to fraction form
    11,262.56/16,894.26 = 3,872.12/x
  3. Step 3: Cross multiply
    11,262.56x = 16,894.26 × 3,872.12
  4. Step 4: Simplify right side
    11,262.56x = 65,416,602.03
  5. Step 5: Solve for x
    x = 65,416,602.03/11,262.56
  6. Step 6: Final answer
    x = 5,808.32

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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.