Home / 5,971.79-8,240.49-3,319.04

Finding the Fourth Proportional to 5,971.79, 8,240.49 and 3,319.04

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Solution

The fourth proportional to 5,971.79, 8,240.49 and 3,319.04 is: 4,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.79 : 8,240.49 = 3,319.04 : x
  2. Step 2: Convert to fraction form
    5,971.79/8,240.49 = 3,319.04/x
  3. Step 3: Cross multiply
    5,971.79x = 8,240.49 × 3,319.04
  4. Step 4: Simplify right side
    5,971.79x = 27,350,474.73
  5. Step 5: Solve for x
    x = 27,350,474.73/5,971.79
  6. Step 6: Final answer
    x = 4,579.95

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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.