Home / 8,011.36-12,013.26-3,083.32

Finding the Fourth Proportional to 8,011.36, 12,013.26 and 3,083.32

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Solution

The fourth proportional to 8,011.36, 12,013.26 and 3,083.32 is: 4,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.36 : 12,013.26 = 3,083.32 : x
  2. Step 2: Convert to fraction form
    8,011.36/12,013.26 = 3,083.32/x
  3. Step 3: Cross multiply
    8,011.36x = 12,013.26 × 3,083.32
  4. Step 4: Simplify right side
    8,011.36x = 37,040,724.82
  5. Step 5: Solve for x
    x = 37,040,724.82/8,011.36
  6. Step 6: Final answer
    x = 4,623.53

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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.