Home / 6,770.26-10,156.36-2,090.66

Finding the Fourth Proportional to 6,770.26, 10,156.36 and 2,090.66

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Solution

The fourth proportional to 6,770.26, 10,156.36 and 2,090.66 is: 3,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.26 : 10,156.36 = 2,090.66 : x
  2. Step 2: Convert to fraction form
    6,770.26/10,156.36 = 2,090.66/x
  3. Step 3: Cross multiply
    6,770.26x = 10,156.36 × 2,090.66
  4. Step 4: Simplify right side
    6,770.26x = 21,233,434.36
  5. Step 5: Solve for x
    x = 21,233,434.36/6,770.26
  6. Step 6: Final answer
    x = 3,136.28

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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.