Home / 3,619.41-4,994.55-2,025.79

Finding the Fourth Proportional to 3,619.41, 4,994.55 and 2,025.79

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Solution

The fourth proportional to 3,619.41, 4,994.55 and 2,025.79 is: 2,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.41 : 4,994.55 = 2,025.79 : x
  2. Step 2: Convert to fraction form
    3,619.41/4,994.55 = 2,025.79/x
  3. Step 3: Cross multiply
    3,619.41x = 4,994.55 × 2,025.79
  4. Step 4: Simplify right side
    3,619.41x = 10,117,909.44
  5. Step 5: Solve for x
    x = 10,117,909.44/3,619.41
  6. Step 6: Final answer
    x = 2,795.46

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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.