Home / 4,644.13-6,968.58-3,085.20

Finding the Fourth Proportional to 4,644.13, 6,968.58 and 3,085.20

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Solution

The fourth proportional to 4,644.13, 6,968.58 and 3,085.20 is: 4,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.13 : 6,968.58 = 3,085.20 : x
  2. Step 2: Convert to fraction form
    4,644.13/6,968.58 = 3,085.20/x
  3. Step 3: Cross multiply
    4,644.13x = 6,968.58 × 3,085.20
  4. Step 4: Simplify right side
    4,644.13x = 21,499,480.44
  5. Step 5: Solve for x
    x = 21,499,480.44/4,644.13
  6. Step 6: Final answer
    x = 4,629.39

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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.