Home / 8,031.54-12,048.44-2,485.38

Finding the Fourth Proportional to 8,031.54, 12,048.44 and 2,485.38

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Solution

The fourth proportional to 8,031.54, 12,048.44 and 2,485.38 is: 3,728.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.54 : 12,048.44 = 2,485.38 : x
  2. Step 2: Convert to fraction form
    8,031.54/12,048.44 = 2,485.38/x
  3. Step 3: Cross multiply
    8,031.54x = 12,048.44 × 2,485.38
  4. Step 4: Simplify right side
    8,031.54x = 29,944,951.81
  5. Step 5: Solve for x
    x = 29,944,951.81/8,031.54
  6. Step 6: Final answer
    x = 3,728.42

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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.