Home / 3,441.59-4,749.47-1,949.51

Finding the Fourth Proportional to 3,441.59, 4,749.47 and 1,949.51

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Solution

The fourth proportional to 3,441.59, 4,749.47 and 1,949.51 is: 2,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.59 : 4,749.47 = 1,949.51 : x
  2. Step 2: Convert to fraction form
    3,441.59/4,749.47 = 1,949.51/x
  3. Step 3: Cross multiply
    3,441.59x = 4,749.47 × 1,949.51
  4. Step 4: Simplify right side
    3,441.59x = 9,259,139.26
  5. Step 5: Solve for x
    x = 9,259,139.26/3,441.59
  6. Step 6: Final answer
    x = 2,690.37

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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.