Home / 2,723.88-3,756.82-2,409.48

Finding the Fourth Proportional to 2,723.88, 3,756.82 and 2,409.48

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Solution

The fourth proportional to 2,723.88, 3,756.82 and 2,409.48 is: 3,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.88 : 3,756.82 = 2,409.48 : x
  2. Step 2: Convert to fraction form
    2,723.88/3,756.82 = 2,409.48/x
  3. Step 3: Cross multiply
    2,723.88x = 3,756.82 × 2,409.48
  4. Step 4: Simplify right side
    2,723.88x = 9,051,982.65
  5. Step 5: Solve for x
    x = 9,051,982.65/2,723.88
  6. Step 6: Final answer
    x = 3,323.19

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1.5x scale

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.