Home / 3,974.96-5,485.48-2,296.37

Finding the Fourth Proportional to 3,974.96, 5,485.48 and 2,296.37

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Solution

The fourth proportional to 3,974.96, 5,485.48 and 2,296.37 is: 3,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.96 : 5,485.48 = 2,296.37 : x
  2. Step 2: Convert to fraction form
    3,974.96/5,485.48 = 2,296.37/x
  3. Step 3: Cross multiply
    3,974.96x = 5,485.48 × 2,296.37
  4. Step 4: Simplify right side
    3,974.96x = 12,596,699.68
  5. Step 5: Solve for x
    x = 12,596,699.68/3,974.96
  6. Step 6: Final answer
    x = 3,169.01

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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.