Home / 2,698.08-3,723.50-1,519.54

Finding the Fourth Proportional to 2,698.08, 3,723.50 and 1,519.54

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Solution

The fourth proportional to 2,698.08, 3,723.50 and 1,519.54 is: 2,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.08 : 3,723.50 = 1,519.54 : x
  2. Step 2: Convert to fraction form
    2,698.08/3,723.50 = 1,519.54/x
  3. Step 3: Cross multiply
    2,698.08x = 3,723.50 × 1,519.54
  4. Step 4: Simplify right side
    2,698.08x = 5,658,007.19
  5. Step 5: Solve for x
    x = 5,658,007.19/2,698.08
  6. Step 6: Final answer
    x = 2,097.05

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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.