Home / 11,047.73-15,249.29-6,800.09

Finding the Fourth Proportional to 11,047.73, 15,249.29 and 6,800.09

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Solution

The fourth proportional to 11,047.73, 15,249.29 and 6,800.09 is: 9,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.73 : 15,249.29 = 6,800.09 : x
  2. Step 2: Convert to fraction form
    11,047.73/15,249.29 = 6,800.09/x
  3. Step 3: Cross multiply
    11,047.73x = 15,249.29 × 6,800.09
  4. Step 4: Simplify right side
    11,047.73x = 103,696,434.19
  5. Step 5: Solve for x
    x = 103,696,434.19/11,047.73
  6. Step 6: Final answer
    x = 9,386.23

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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.