Home / 3,775.48-5,657.73-1,664.54

Finding the Fourth Proportional to 3,775.48, 5,657.73 and 1,664.54

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Solution

The fourth proportional to 3,775.48, 5,657.73 and 1,664.54 is: 2,494.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.48 : 5,657.73 = 1,664.54 : x
  2. Step 2: Convert to fraction form
    3,775.48/5,657.73 = 1,664.54/x
  3. Step 3: Cross multiply
    3,775.48x = 5,657.73 × 1,664.54
  4. Step 4: Simplify right side
    3,775.48x = 9,417,517.89
  5. Step 5: Solve for x
    x = 9,417,517.89/3,775.48
  6. Step 6: Final answer
    x = 2,494.39

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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.