Home / 3,027.18-4,176.06-2,019.39

Finding the Fourth Proportional to 3,027.18, 4,176.06 and 2,019.39

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Solution

The fourth proportional to 3,027.18, 4,176.06 and 2,019.39 is: 2,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.18 : 4,176.06 = 2,019.39 : x
  2. Step 2: Convert to fraction form
    3,027.18/4,176.06 = 2,019.39/x
  3. Step 3: Cross multiply
    3,027.18x = 4,176.06 × 2,019.39
  4. Step 4: Simplify right side
    3,027.18x = 8,433,093.80
  5. Step 5: Solve for x
    x = 8,433,093.80/3,027.18
  6. Step 6: Final answer
    x = 2,785.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.