Home / 6,721.54-10,085.04-3,021.26

Finding the Fourth Proportional to 6,721.54, 10,085.04 and 3,021.26

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Solution

The fourth proportional to 6,721.54, 10,085.04 and 3,021.26 is: 4,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.54 : 10,085.04 = 3,021.26 : x
  2. Step 2: Convert to fraction form
    6,721.54/10,085.04 = 3,021.26/x
  3. Step 3: Cross multiply
    6,721.54x = 10,085.04 × 3,021.26
  4. Step 4: Simplify right side
    6,721.54x = 30,469,477.53
  5. Step 5: Solve for x
    x = 30,469,477.53/6,721.54
  6. Step 6: Final answer
    x = 4,533.11

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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.