Home / 9,893.05-13,661.66-6,362.39

Finding the Fourth Proportional to 9,893.05, 13,661.66 and 6,362.39

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Solution

The fourth proportional to 9,893.05, 13,661.66 and 6,362.39 is: 8,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.05 : 13,661.66 = 6,362.39 : x
  2. Step 2: Convert to fraction form
    9,893.05/13,661.66 = 6,362.39/x
  3. Step 3: Cross multiply
    9,893.05x = 13,661.66 × 6,362.39
  4. Step 4: Simplify right side
    9,893.05x = 86,920,808.97
  5. Step 5: Solve for x
    x = 86,920,808.97/9,893.05
  6. Step 6: Final answer
    x = 8,786.05

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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.