Home / 5,343.11-8,014.06-1,645.03

Finding the Fourth Proportional to 5,343.11, 8,014.06 and 1,645.03

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Solution

The fourth proportional to 5,343.11, 8,014.06 and 1,645.03 is: 2,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.11 : 8,014.06 = 1,645.03 : x
  2. Step 2: Convert to fraction form
    5,343.11/8,014.06 = 1,645.03/x
  3. Step 3: Cross multiply
    5,343.11x = 8,014.06 × 1,645.03
  4. Step 4: Simplify right side
    5,343.11x = 13,183,408.36
  5. Step 5: Solve for x
    x = 13,183,408.36/5,343.11
  6. Step 6: Final answer
    x = 2,467.36

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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.