Home / 8,208.44-12,312.66-2,052.44

Finding the Fourth Proportional to 8,208.44, 12,312.66 and 2,052.44

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Solution

The fourth proportional to 8,208.44, 12,312.66 and 2,052.44 is: 3,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.44 : 12,312.66 = 2,052.44 : x
  2. Step 2: Convert to fraction form
    8,208.44/12,312.66 = 2,052.44/x
  3. Step 3: Cross multiply
    8,208.44x = 12,312.66 × 2,052.44
  4. Step 4: Simplify right side
    8,208.44x = 25,270,959.98
  5. Step 5: Solve for x
    x = 25,270,959.98/8,208.44
  6. Step 6: Final answer
    x = 3,078.66

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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.