Home / 5,067.90-7,601.49-1,370.34

Finding the Fourth Proportional to 5,067.90, 7,601.49 and 1,370.34

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Solution

The fourth proportional to 5,067.90, 7,601.49 and 1,370.34 is: 2,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.90 : 7,601.49 = 1,370.34 : x
  2. Step 2: Convert to fraction form
    5,067.90/7,601.49 = 1,370.34/x
  3. Step 3: Cross multiply
    5,067.90x = 7,601.49 × 1,370.34
  4. Step 4: Simplify right side
    5,067.90x = 10,416,625.81
  5. Step 5: Solve for x
    x = 10,416,625.81/5,067.90
  6. Step 6: Final answer
    x = 2,055.41

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1.5x scale

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.