Home / 8,069.22-12,102.92-2,803.31

Finding the Fourth Proportional to 8,069.22, 12,102.92 and 2,803.31

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Solution

The fourth proportional to 8,069.22, 12,102.92 and 2,803.31 is: 4,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.22 : 12,102.92 = 2,803.31 : x
  2. Step 2: Convert to fraction form
    8,069.22/12,102.92 = 2,803.31/x
  3. Step 3: Cross multiply
    8,069.22x = 12,102.92 × 2,803.31
  4. Step 4: Simplify right side
    8,069.22x = 33,928,218.03
  5. Step 5: Solve for x
    x = 33,928,218.03/8,069.22
  6. Step 6: Final answer
    x = 4,204.65

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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.