Home / 7,408.36-11,106.73-3,708.73

Finding the Fourth Proportional to 7,408.36, 11,106.73 and 3,708.73

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Solution

The fourth proportional to 7,408.36, 11,106.73 and 3,708.73 is: 5,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.36 : 11,106.73 = 3,708.73 : x
  2. Step 2: Convert to fraction form
    7,408.36/11,106.73 = 3,708.73/x
  3. Step 3: Cross multiply
    7,408.36x = 11,106.73 × 3,708.73
  4. Step 4: Simplify right side
    7,408.36x = 41,191,862.75
  5. Step 5: Solve for x
    x = 41,191,862.75/7,408.36
  6. Step 6: Final answer
    x = 5,560.19

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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.