Home / 11,130.81-16,696.72-6,196.73

Finding the Fourth Proportional to 11,130.81, 16,696.72 and 6,196.73

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Solution

The fourth proportional to 11,130.81, 16,696.72 and 6,196.73 is: 9,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.81 : 16,696.72 = 6,196.73 : x
  2. Step 2: Convert to fraction form
    11,130.81/16,696.72 = 6,196.73/x
  3. Step 3: Cross multiply
    11,130.81x = 16,696.72 × 6,196.73
  4. Step 4: Simplify right side
    11,130.81x = 103,465,052.60
  5. Step 5: Solve for x
    x = 103,465,052.60/11,130.81
  6. Step 6: Final answer
    x = 9,295.37

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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.