Home / 8,048.12-12,072.18-3,365.57

Finding the Fourth Proportional to 8,048.12, 12,072.18 and 3,365.57

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Solution

The fourth proportional to 8,048.12, 12,072.18 and 3,365.57 is: 5,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.12 : 12,072.18 = 3,365.57 : x
  2. Step 2: Convert to fraction form
    8,048.12/12,072.18 = 3,365.57/x
  3. Step 3: Cross multiply
    8,048.12x = 12,072.18 × 3,365.57
  4. Step 4: Simplify right side
    8,048.12x = 40,629,766.84
  5. Step 5: Solve for x
    x = 40,629,766.84/8,048.12
  6. Step 6: Final answer
    x = 5,048.36

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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.