Home / 3,824.06-5,279.33-2,409.57

Finding the Fourth Proportional to 3,824.06, 5,279.33 and 2,409.57

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Solution

The fourth proportional to 3,824.06, 5,279.33 and 2,409.57 is: 3,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.06 : 5,279.33 = 2,409.57 : x
  2. Step 2: Convert to fraction form
    3,824.06/5,279.33 = 2,409.57/x
  3. Step 3: Cross multiply
    3,824.06x = 5,279.33 × 2,409.57
  4. Step 4: Simplify right side
    3,824.06x = 12,720,922.51
  5. Step 5: Solve for x
    x = 12,720,922.51/3,824.06
  6. Step 6: Final answer
    x = 3,326.55

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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.