Home / 5,968.49-8,236.79-3,315.91

Finding the Fourth Proportional to 5,968.49, 8,236.79 and 3,315.91

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Solution

The fourth proportional to 5,968.49, 8,236.79 and 3,315.91 is: 4,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.49 : 8,236.79 = 3,315.91 : x
  2. Step 2: Convert to fraction form
    5,968.49/8,236.79 = 3,315.91/x
  3. Step 3: Cross multiply
    5,968.49x = 8,236.79 × 3,315.91
  4. Step 4: Simplify right side
    5,968.49x = 27,312,454.33
  5. Step 5: Solve for x
    x = 27,312,454.33/5,968.49
  6. Step 6: Final answer
    x = 4,576.11

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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.