Home / 3,767.36-5,199.24-2,195.12

Finding the Fourth Proportional to 3,767.36, 5,199.24 and 2,195.12

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Solution

The fourth proportional to 3,767.36, 5,199.24 and 2,195.12 is: 3,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.36 : 5,199.24 = 2,195.12 : x
  2. Step 2: Convert to fraction form
    3,767.36/5,199.24 = 2,195.12/x
  3. Step 3: Cross multiply
    3,767.36x = 5,199.24 × 2,195.12
  4. Step 4: Simplify right side
    3,767.36x = 11,412,955.71
  5. Step 5: Solve for x
    x = 11,412,955.71/3,767.36
  6. Step 6: Final answer
    x = 3,029.43

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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.