Home / 3,775.31-5,212.44-2,361.00

Finding the Fourth Proportional to 3,775.31, 5,212.44 and 2,361.00

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Solution

The fourth proportional to 3,775.31, 5,212.44 and 2,361.00 is: 3,259.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.31 : 5,212.44 = 2,361.00 : x
  2. Step 2: Convert to fraction form
    3,775.31/5,212.44 = 2,361.00/x
  3. Step 3: Cross multiply
    3,775.31x = 5,212.44 × 2,361.00
  4. Step 4: Simplify right side
    3,775.31x = 12,306,550.68
  5. Step 5: Solve for x
    x = 12,306,550.68/3,775.31
  6. Step 6: Final answer
    x = 3,259.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.