Home / 6,015.20-9,022.59-2,119.50

Finding the Fourth Proportional to 6,015.20, 9,022.59 and 2,119.50

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Solution

The fourth proportional to 6,015.20, 9,022.59 and 2,119.50 is: 3,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,015.20 : 9,022.59 = 2,119.50 : x
  2. Step 2: Convert to fraction form
    6,015.20/9,022.59 = 2,119.50/x
  3. Step 3: Cross multiply
    6,015.20x = 9,022.59 × 2,119.50
  4. Step 4: Simplify right side
    6,015.20x = 19,123,379.51
  5. Step 5: Solve for x
    x = 19,123,379.51/6,015.20
  6. Step 6: Final answer
    x = 3,179.18

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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.