Home / 2,519.23-3,771.92-1,901.06

Finding the Fourth Proportional to 2,519.23, 3,771.92 and 1,901.06

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Solution

The fourth proportional to 2,519.23, 3,771.92 and 1,901.06 is: 2,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.23 : 3,771.92 = 1,901.06 : x
  2. Step 2: Convert to fraction form
    2,519.23/3,771.92 = 1,901.06/x
  3. Step 3: Cross multiply
    2,519.23x = 3,771.92 × 1,901.06
  4. Step 4: Simplify right side
    2,519.23x = 7,170,646.24
  5. Step 5: Solve for x
    x = 7,170,646.24/2,519.23
  6. Step 6: Final answer
    x = 2,846.36

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1.5x scale

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.