Home / 3,749.87-5,176.34-2,259.07

Finding the Fourth Proportional to 3,749.87, 5,176.34 and 2,259.07

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Solution

The fourth proportional to 3,749.87, 5,176.34 and 2,259.07 is: 3,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.87 : 5,176.34 = 2,259.07 : x
  2. Step 2: Convert to fraction form
    3,749.87/5,176.34 = 2,259.07/x
  3. Step 3: Cross multiply
    3,749.87x = 5,176.34 × 2,259.07
  4. Step 4: Simplify right side
    3,749.87x = 11,693,698.64
  5. Step 5: Solve for x
    x = 11,693,698.64/3,749.87
  6. Step 6: Final answer
    x = 3,118.43

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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.