Home / 11,441.29-15,790.31-6,967.66

Finding the Fourth Proportional to 11,441.29, 15,790.31 and 6,967.66

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Solution

The fourth proportional to 11,441.29, 15,790.31 and 6,967.66 is: 9,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.29 : 15,790.31 = 6,967.66 : x
  2. Step 2: Convert to fraction form
    11,441.29/15,790.31 = 6,967.66/x
  3. Step 3: Cross multiply
    11,441.29x = 15,790.31 × 6,967.66
  4. Step 4: Simplify right side
    11,441.29x = 110,021,511.37
  5. Step 5: Solve for x
    x = 110,021,511.37/11,441.29
  6. Step 6: Final answer
    x = 9,616.18

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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.