Home / 6,546.15-9,820.98-2,163.51

Finding the Fourth Proportional to 6,546.15, 9,820.98 and 2,163.51

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Solution

The fourth proportional to 6,546.15, 9,820.98 and 2,163.51 is: 3,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546.15 : 9,820.98 = 2,163.51 : x
  2. Step 2: Convert to fraction form
    6,546.15/9,820.98 = 2,163.51/x
  3. Step 3: Cross multiply
    6,546.15x = 9,820.98 × 2,163.51
  4. Step 4: Simplify right side
    6,546.15x = 21,247,788.44
  5. Step 5: Solve for x
    x = 21,247,788.44/6,546.15
  6. Step 6: Final answer
    x = 3,245.85

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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.