Home / 11,944.54-16,483.53-6,639.85

Finding the Fourth Proportional to 11,944.54, 16,483.53 and 6,639.85

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Solution

The fourth proportional to 11,944.54, 16,483.53 and 6,639.85 is: 9,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.54 : 16,483.53 = 6,639.85 : x
  2. Step 2: Convert to fraction form
    11,944.54/16,483.53 = 6,639.85/x
  3. Step 3: Cross multiply
    11,944.54x = 16,483.53 × 6,639.85
  4. Step 4: Simplify right side
    11,944.54x = 109,448,166.67
  5. Step 5: Solve for x
    x = 109,448,166.67/11,944.54
  6. Step 6: Final answer
    x = 9,163.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.