Home / 6,019.45-9,028.96-2,123.75

Finding the Fourth Proportional to 6,019.45, 9,028.96 and 2,123.75

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Solution

The fourth proportional to 6,019.45, 9,028.96 and 2,123.75 is: 3,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,019.45 : 9,028.96 = 2,123.75 : x
  2. Step 2: Convert to fraction form
    6,019.45/9,028.96 = 2,123.75/x
  3. Step 3: Cross multiply
    6,019.45x = 9,028.96 × 2,123.75
  4. Step 4: Simplify right side
    6,019.45x = 19,175,253.80
  5. Step 5: Solve for x
    x = 19,175,253.80/6,019.45
  6. Step 6: Final answer
    x = 3,185.55

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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.