Home / 8,003.41-12,005.73-2,159.97

Finding the Fourth Proportional to 8,003.41, 12,005.73 and 2,159.97

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Solution

The fourth proportional to 8,003.41, 12,005.73 and 2,159.97 is: 3,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.41 : 12,005.73 = 2,159.97 : x
  2. Step 2: Convert to fraction form
    8,003.41/12,005.73 = 2,159.97/x
  3. Step 3: Cross multiply
    8,003.41x = 12,005.73 × 2,159.97
  4. Step 4: Simplify right side
    8,003.41x = 25,932,016.63
  5. Step 5: Solve for x
    x = 25,932,016.63/8,003.41
  6. Step 6: Final answer
    x = 3,240.12

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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.