Home / 7,990.22-11,028.48-4,849.04

Finding the Fourth Proportional to 7,990.22, 11,028.48 and 4,849.04

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Solution

The fourth proportional to 7,990.22, 11,028.48 and 4,849.04 is: 6,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990.22 : 11,028.48 = 4,849.04 : x
  2. Step 2: Convert to fraction form
    7,990.22/11,028.48 = 4,849.04/x
  3. Step 3: Cross multiply
    7,990.22x = 11,028.48 × 4,849.04
  4. Step 4: Simplify right side
    7,990.22x = 53,477,540.66
  5. Step 5: Solve for x
    x = 53,477,540.66/7,990.22
  6. Step 6: Final answer
    x = 6,692.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.