Home / 11,795.42-16,277.56-6,418.02

Finding the Fourth Proportional to 11,795.42, 16,277.56 and 6,418.02

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Solution

The fourth proportional to 11,795.42, 16,277.56 and 6,418.02 is: 8,856.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.42 : 16,277.56 = 6,418.02 : x
  2. Step 2: Convert to fraction form
    11,795.42/16,277.56 = 6,418.02/x
  3. Step 3: Cross multiply
    11,795.42x = 16,277.56 × 6,418.02
  4. Step 4: Simplify right side
    11,795.42x = 104,469,705.63
  5. Step 5: Solve for x
    x = 104,469,705.63/11,795.42
  6. Step 6: Final answer
    x = 8,856.80

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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.