Home / 5,971.44-8,240.31-3,318.83

Finding the Fourth Proportional to 5,971.44, 8,240.31 and 3,318.83

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Solution

The fourth proportional to 5,971.44, 8,240.31 and 3,318.83 is: 4,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.44 : 8,240.31 = 3,318.83 : x
  2. Step 2: Convert to fraction form
    5,971.44/8,240.31 = 3,318.83/x
  3. Step 3: Cross multiply
    5,971.44x = 8,240.31 × 3,318.83
  4. Step 4: Simplify right side
    5,971.44x = 27,348,146.84
  5. Step 5: Solve for x
    x = 27,348,146.84/5,971.44
  6. Step 6: Final answer
    x = 4,579.82

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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.