Home / 4,486.06-6,730.18-1,408.06

Finding the Fourth Proportional to 4,486.06, 6,730.18 and 1,408.06

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Solution

The fourth proportional to 4,486.06, 6,730.18 and 1,408.06 is: 2,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.06 : 6,730.18 = 1,408.06 : x
  2. Step 2: Convert to fraction form
    4,486.06/6,730.18 = 1,408.06/x
  3. Step 3: Cross multiply
    4,486.06x = 6,730.18 × 1,408.06
  4. Step 4: Simplify right side
    4,486.06x = 9,476,497.25
  5. Step 5: Solve for x
    x = 9,476,497.25/4,486.06
  6. Step 6: Final answer
    x = 2,112.43

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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.