Home / 2,751.23-4,125.93-1,519.22

Finding the Fourth Proportional to 2,751.23, 4,125.93 and 1,519.22

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Solution

The fourth proportional to 2,751.23, 4,125.93 and 1,519.22 is: 2,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.23 : 4,125.93 = 1,519.22 : x
  2. Step 2: Convert to fraction form
    2,751.23/4,125.93 = 1,519.22/x
  3. Step 3: Cross multiply
    2,751.23x = 4,125.93 × 1,519.22
  4. Step 4: Simplify right side
    2,751.23x = 6,268,195.37
  5. Step 5: Solve for x
    x = 6,268,195.37/2,751.23
  6. Step 6: Final answer
    x = 2,278.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.