Home / 6,163.32-9,243.60-1,779.80

Finding the Fourth Proportional to 6,163.32, 9,243.60 and 1,779.80

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Solution

The fourth proportional to 6,163.32, 9,243.60 and 1,779.80 is: 2,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.32 : 9,243.60 = 1,779.80 : x
  2. Step 2: Convert to fraction form
    6,163.32/9,243.60 = 1,779.80/x
  3. Step 3: Cross multiply
    6,163.32x = 9,243.60 × 1,779.80
  4. Step 4: Simplify right side
    6,163.32x = 16,451,759.28
  5. Step 5: Solve for x
    x = 16,451,759.28/6,163.32
  6. Step 6: Final answer
    x = 2,669.30

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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.