Home / 4,266.72-6,399.06-1,344.48

Finding the Fourth Proportional to 4,266.72, 6,399.06 and 1,344.48

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Solution

The fourth proportional to 4,266.72, 6,399.06 and 1,344.48 is: 2,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.72 : 6,399.06 = 1,344.48 : x
  2. Step 2: Convert to fraction form
    4,266.72/6,399.06 = 1,344.48/x
  3. Step 3: Cross multiply
    4,266.72x = 6,399.06 × 1,344.48
  4. Step 4: Simplify right side
    4,266.72x = 8,603,408.19
  5. Step 5: Solve for x
    x = 8,603,408.19/4,266.72
  6. Step 6: Final answer
    x = 2,016.40

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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.