Home / 4,015.26-6,022.86-1,418.40

Finding the Fourth Proportional to 4,015.26, 6,022.86 and 1,418.40

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Solution

The fourth proportional to 4,015.26, 6,022.86 and 1,418.40 is: 2,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.26 : 6,022.86 = 1,418.40 : x
  2. Step 2: Convert to fraction form
    4,015.26/6,022.86 = 1,418.40/x
  3. Step 3: Cross multiply
    4,015.26x = 6,022.86 × 1,418.40
  4. Step 4: Simplify right side
    4,015.26x = 8,542,824.62
  5. Step 5: Solve for x
    x = 8,542,824.62/4,015.26
  6. Step 6: Final answer
    x = 2,127.59

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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.