Home / 3,200.03-4,789.20-1,968.22

Finding the Fourth Proportional to 3,200.03, 4,789.20 and 1,968.22

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Solution

The fourth proportional to 3,200.03, 4,789.20 and 1,968.22 is: 2,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.03 : 4,789.20 = 1,968.22 : x
  2. Step 2: Convert to fraction form
    3,200.03/4,789.20 = 1,968.22/x
  3. Step 3: Cross multiply
    3,200.03x = 4,789.20 × 1,968.22
  4. Step 4: Simplify right side
    3,200.03x = 9,426,199.22
  5. Step 5: Solve for x
    x = 9,426,199.22/3,200.03
  6. Step 6: Final answer
    x = 2,945.66

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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.