Home / 11,554.47-15,944.22-6,517.71

Finding the Fourth Proportional to 11,554.47, 15,944.22 and 6,517.71

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Solution

The fourth proportional to 11,554.47, 15,944.22 and 6,517.71 is: 8,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.47 : 15,944.22 = 6,517.71 : x
  2. Step 2: Convert to fraction form
    11,554.47/15,944.22 = 6,517.71/x
  3. Step 3: Cross multiply
    11,554.47x = 15,944.22 × 6,517.71
  4. Step 4: Simplify right side
    11,554.47x = 103,919,802.14
  5. Step 5: Solve for x
    x = 103,919,802.14/11,554.47
  6. Step 6: Final answer
    x = 8,993.90

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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.