Home / 4,197.22-6,295.80-1,999.30

Finding the Fourth Proportional to 4,197.22, 6,295.80 and 1,999.30

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Solution

The fourth proportional to 4,197.22, 6,295.80 and 1,999.30 is: 2,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.22 : 6,295.80 = 1,999.30 : x
  2. Step 2: Convert to fraction form
    4,197.22/6,295.80 = 1,999.30/x
  3. Step 3: Cross multiply
    4,197.22x = 6,295.80 × 1,999.30
  4. Step 4: Simplify right side
    4,197.22x = 12,587,192.94
  5. Step 5: Solve for x
    x = 12,587,192.94/4,197.22
  6. Step 6: Final answer
    x = 2,998.94

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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.