Home / 7,783.26-11,666.27-3,101.25

Finding the Fourth Proportional to 7,783.26, 11,666.27 and 3,101.25

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Solution

The fourth proportional to 7,783.26, 11,666.27 and 3,101.25 is: 4,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.26 : 11,666.27 = 3,101.25 : x
  2. Step 2: Convert to fraction form
    7,783.26/11,666.27 = 3,101.25/x
  3. Step 3: Cross multiply
    7,783.26x = 11,666.27 × 3,101.25
  4. Step 4: Simplify right side
    7,783.26x = 36,180,004.33
  5. Step 5: Solve for x
    x = 36,180,004.33/7,783.26
  6. Step 6: Final answer
    x = 4,648.44

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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.