Home / 2,019.24-3,028.92-558.50

Finding the Fourth Proportional to 2,019.24, 3,028.92 and 558.50

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Solution

The fourth proportional to 2,019.24, 3,028.92 and 558.50 is: 837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.24 : 3,028.92 = 558.50 : x
  2. Step 2: Convert to fraction form
    2,019.24/3,028.92 = 558.50/x
  3. Step 3: Cross multiply
    2,019.24x = 3,028.92 × 558.50
  4. Step 4: Simplify right side
    2,019.24x = 1,691,651.82
  5. Step 5: Solve for x
    x = 1,691,651.82/2,019.24
  6. Step 6: Final answer
    x = 837.77

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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.