Home / 4,486.22-6,729.33-1,408.22

Finding the Fourth Proportional to 4,486.22, 6,729.33 and 1,408.22

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Solution

The fourth proportional to 4,486.22, 6,729.33 and 1,408.22 is: 2,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.22 : 6,729.33 = 1,408.22 : x
  2. Step 2: Convert to fraction form
    4,486.22/6,729.33 = 1,408.22/x
  3. Step 3: Cross multiply
    4,486.22x = 6,729.33 × 1,408.22
  4. Step 4: Simplify right side
    4,486.22x = 9,476,373.96
  5. Step 5: Solve for x
    x = 9,476,373.96/4,486.22
  6. Step 6: Final answer
    x = 2,112.33

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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.