Home / 3,014.82-4,162.86-2,020.95

Finding the Fourth Proportional to 3,014.82, 4,162.86 and 2,020.95

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Solution

The fourth proportional to 3,014.82, 4,162.86 and 2,020.95 is: 2,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.82 : 4,162.86 = 2,020.95 : x
  2. Step 2: Convert to fraction form
    3,014.82/4,162.86 = 2,020.95/x
  3. Step 3: Cross multiply
    3,014.82x = 4,162.86 × 2,020.95
  4. Step 4: Simplify right side
    3,014.82x = 8,412,931.92
  5. Step 5: Solve for x
    x = 8,412,931.92/3,014.82
  6. Step 6: Final answer
    x = 2,790.53

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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.