Home / 3,775.33-5,664.54-1,665.85

Finding the Fourth Proportional to 3,775.33, 5,664.54 and 1,665.85

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Solution

The fourth proportional to 3,775.33, 5,664.54 and 1,665.85 is: 2,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.33 : 5,664.54 = 1,665.85 : x
  2. Step 2: Convert to fraction form
    3,775.33/5,664.54 = 1,665.85/x
  3. Step 3: Cross multiply
    3,775.33x = 5,664.54 × 1,665.85
  4. Step 4: Simplify right side
    3,775.33x = 9,436,273.96
  5. Step 5: Solve for x
    x = 9,436,273.96/3,775.33
  6. Step 6: Final answer
    x = 2,499.46

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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.