Home / 2,019.14-3,028.74-558.26

Finding the Fourth Proportional to 2,019.14, 3,028.74 and 558.26

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Solution

The fourth proportional to 2,019.14, 3,028.74 and 558.26 is: 837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.14 : 3,028.74 = 558.26 : x
  2. Step 2: Convert to fraction form
    2,019.14/3,028.74 = 558.26/x
  3. Step 3: Cross multiply
    2,019.14x = 3,028.74 × 558.26
  4. Step 4: Simplify right side
    2,019.14x = 1,690,824.39
  5. Step 5: Solve for x
    x = 1,690,824.39/2,019.14
  6. Step 6: Final answer
    x = 837.40

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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.