Home / 2,790.45-4,177.44-2,444.46

Finding the Fourth Proportional to 2,790.45, 4,177.44 and 2,444.46

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Solution

The fourth proportional to 2,790.45, 4,177.44 and 2,444.46 is: 3,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790.45 : 4,177.44 = 2,444.46 : x
  2. Step 2: Convert to fraction form
    2,790.45/4,177.44 = 2,444.46/x
  3. Step 3: Cross multiply
    2,790.45x = 4,177.44 × 2,444.46
  4. Step 4: Simplify right side
    2,790.45x = 10,211,584.98
  5. Step 5: Solve for x
    x = 10,211,584.98/2,790.45
  6. Step 6: Final answer
    x = 3,659.48

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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.