Home / 7,984.22-11,016.92-4,447.34

Finding the Fourth Proportional to 7,984.22, 11,016.92 and 4,447.34

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Solution

The fourth proportional to 7,984.22, 11,016.92 and 4,447.34 is: 6,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.22 : 11,016.92 = 4,447.34 : x
  2. Step 2: Convert to fraction form
    7,984.22/11,016.92 = 4,447.34/x
  3. Step 3: Cross multiply
    7,984.22x = 11,016.92 × 4,447.34
  4. Step 4: Simplify right side
    7,984.22x = 48,995,988.99
  5. Step 5: Solve for x
    x = 48,995,988.99/7,984.22
  6. Step 6: Final answer
    x = 6,136.60

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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.