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Finding the Fourth Proportional to 3,773.73, 5,658.89 and 2,018.45

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Solution

The fourth proportional to 3,773.73, 5,658.89 and 2,018.45 is: 3,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.73 : 5,658.89 = 2,018.45 : x
  2. Step 2: Convert to fraction form
    3,773.73/5,658.89 = 2,018.45/x
  3. Step 3: Cross multiply
    3,773.73x = 5,658.89 × 2,018.45
  4. Step 4: Simplify right side
    3,773.73x = 11,422,148.13
  5. Step 5: Solve for x
    x = 11,422,148.13/3,773.73
  6. Step 6: Final answer
    x = 3,026.75

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1.5x scale

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.