Home / 3,721.96-5,554.68-3,571.26

Finding the Fourth Proportional to 3,721.96, 5,554.68 and 3,571.26

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Solution

The fourth proportional to 3,721.96, 5,554.68 and 3,571.26 is: 5,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.96 : 5,554.68 = 3,571.26 : x
  2. Step 2: Convert to fraction form
    3,721.96/5,554.68 = 3,571.26/x
  3. Step 3: Cross multiply
    3,721.96x = 5,554.68 × 3,571.26
  4. Step 4: Simplify right side
    3,721.96x = 19,837,219.14
  5. Step 5: Solve for x
    x = 19,837,219.14/3,721.96
  6. Step 6: Final answer
    x = 5,329.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.