Home / 4,021.45-6,032.78-1,424.18

Finding the Fourth Proportional to 4,021.45, 6,032.78 and 1,424.18

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Solution

The fourth proportional to 4,021.45, 6,032.78 and 1,424.18 is: 2,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.45 : 6,032.78 = 1,424.18 : x
  2. Step 2: Convert to fraction form
    4,021.45/6,032.78 = 1,424.18/x
  3. Step 3: Cross multiply
    4,021.45x = 6,032.78 × 1,424.18
  4. Step 4: Simplify right side
    4,021.45x = 8,591,764.62
  5. Step 5: Solve for x
    x = 8,591,764.62/4,021.45
  6. Step 6: Final answer
    x = 2,136.48

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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.