Home / 5,490.44-8,266.06-3,770.36

Finding the Fourth Proportional to 5,490.44, 8,266.06 and 3,770.36

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Solution

The fourth proportional to 5,490.44, 8,266.06 and 3,770.36 is: 5,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.44 : 8,266.06 = 3,770.36 : x
  2. Step 2: Convert to fraction form
    5,490.44/8,266.06 = 3,770.36/x
  3. Step 3: Cross multiply
    5,490.44x = 8,266.06 × 3,770.36
  4. Step 4: Simplify right side
    5,490.44x = 31,166,021.98
  5. Step 5: Solve for x
    x = 31,166,021.98/5,490.44
  6. Step 6: Final answer
    x = 5,676.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.