Home / 8,240.51-11,371.94-4,463.68

Finding the Fourth Proportional to 8,240.51, 11,371.94 and 4,463.68

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Solution

The fourth proportional to 8,240.51, 11,371.94 and 4,463.68 is: 6,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.51 : 11,371.94 = 4,463.68 : x
  2. Step 2: Convert to fraction form
    8,240.51/11,371.94 = 4,463.68/x
  3. Step 3: Cross multiply
    8,240.51x = 11,371.94 × 4,463.68
  4. Step 4: Simplify right side
    8,240.51x = 50,760,745.54
  5. Step 5: Solve for x
    x = 50,760,745.54/8,240.51
  6. Step 6: Final answer
    x = 6,159.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.