Home / 3,434.94-4,741.34-2,018.60

Finding the Fourth Proportional to 3,434.94, 4,741.34 and 2,018.60

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Solution

The fourth proportional to 3,434.94, 4,741.34 and 2,018.60 is: 2,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.94 : 4,741.34 = 2,018.60 : x
  2. Step 2: Convert to fraction form
    3,434.94/4,741.34 = 2,018.60/x
  3. Step 3: Cross multiply
    3,434.94x = 4,741.34 × 2,018.60
  4. Step 4: Simplify right side
    3,434.94x = 9,570,870.68
  5. Step 5: Solve for x
    x = 9,570,870.68/3,434.94
  6. Step 6: Final answer
    x = 2,786.33

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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.