Home / 3,809.09-5,251.38-2,673.22

Finding the Fourth Proportional to 3,809.09, 5,251.38 and 2,673.22

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Solution

The fourth proportional to 3,809.09, 5,251.38 and 2,673.22 is: 3,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.09 : 5,251.38 = 2,673.22 : x
  2. Step 2: Convert to fraction form
    3,809.09/5,251.38 = 2,673.22/x
  3. Step 3: Cross multiply
    3,809.09x = 5,251.38 × 2,673.22
  4. Step 4: Simplify right side
    3,809.09x = 14,038,080.92
  5. Step 5: Solve for x
    x = 14,038,080.92/3,809.09
  6. Step 6: Final answer
    x = 3,685.41

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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.