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Finding the Fourth Proportional to 2,019.02, 3,028.52 and 558.17

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Solution

The fourth proportional to 2,019.02, 3,028.52 and 558.17 is: 837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.02 : 3,028.52 = 558.17 : x
  2. Step 2: Convert to fraction form
    2,019.02/3,028.52 = 558.17/x
  3. Step 3: Cross multiply
    2,019.02x = 3,028.52 × 558.17
  4. Step 4: Simplify right side
    2,019.02x = 1,690,413.17
  5. Step 5: Solve for x
    x = 1,690,413.17/2,019.02
  6. Step 6: Final answer
    x = 837.25

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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.