Home / 8,231.51-12,348.54-3,552.83

Finding the Fourth Proportional to 8,231.51, 12,348.54 and 3,552.83

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Solution

The fourth proportional to 8,231.51, 12,348.54 and 3,552.83 is: 5,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.51 : 12,348.54 = 3,552.83 : x
  2. Step 2: Convert to fraction form
    8,231.51/12,348.54 = 3,552.83/x
  3. Step 3: Cross multiply
    8,231.51x = 12,348.54 × 3,552.83
  4. Step 4: Simplify right side
    8,231.51x = 43,872,201.63
  5. Step 5: Solve for x
    x = 43,872,201.63/8,231.51
  6. Step 6: Final answer
    x = 5,329.79

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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.