Home / 11,441.07-15,790.01-6,906.69

Finding the Fourth Proportional to 11,441.07, 15,790.01 and 6,906.69

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Solution

The fourth proportional to 11,441.07, 15,790.01 and 6,906.69 is: 9,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.07 : 15,790.01 = 6,906.69 : x
  2. Step 2: Convert to fraction form
    11,441.07/15,790.01 = 6,906.69/x
  3. Step 3: Cross multiply
    11,441.07x = 15,790.01 × 6,906.69
  4. Step 4: Simplify right side
    11,441.07x = 109,056,669.63
  5. Step 5: Solve for x
    x = 109,056,669.63/11,441.07
  6. Step 6: Final answer
    x = 9,532.03

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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.