Home / 11,856.43-17,770.44-5,522.77

Finding the Fourth Proportional to 11,856.43, 17,770.44 and 5,522.77

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Solution

The fourth proportional to 11,856.43, 17,770.44 and 5,522.77 is: 8,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.43 : 17,770.44 = 5,522.77 : x
  2. Step 2: Convert to fraction form
    11,856.43/17,770.44 = 5,522.77/x
  3. Step 3: Cross multiply
    11,856.43x = 17,770.44 × 5,522.77
  4. Step 4: Simplify right side
    11,856.43x = 98,142,052.92
  5. Step 5: Solve for x
    x = 98,142,052.92/11,856.43
  6. Step 6: Final answer
    x = 8,277.54

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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.