Home / 4,015.98-6,021.39-1,931.83

Finding the Fourth Proportional to 4,015.98, 6,021.39 and 1,931.83

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Solution

The fourth proportional to 4,015.98, 6,021.39 and 1,931.83 is: 2,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.98 : 6,021.39 = 1,931.83 : x
  2. Step 2: Convert to fraction form
    4,015.98/6,021.39 = 1,931.83/x
  3. Step 3: Cross multiply
    4,015.98x = 6,021.39 × 1,931.83
  4. Step 4: Simplify right side
    4,015.98x = 11,632,301.84
  5. Step 5: Solve for x
    x = 11,632,301.84/4,015.98
  6. Step 6: Final answer
    x = 2,896.51

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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.