Home / 11,091.09-16,634.78-3,298.08

Finding the Fourth Proportional to 11,091.09, 16,634.78 and 3,298.08

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Solution

The fourth proportional to 11,091.09, 16,634.78 and 3,298.08 is: 4,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.09 : 16,634.78 = 3,298.08 : x
  2. Step 2: Convert to fraction form
    11,091.09/16,634.78 = 3,298.08/x
  3. Step 3: Cross multiply
    11,091.09x = 16,634.78 × 3,298.08
  4. Step 4: Simplify right side
    11,091.09x = 54,862,893.48
  5. Step 5: Solve for x
    x = 54,862,893.48/11,091.09
  6. Step 6: Final answer
    x = 4,946.57

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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.