Home / 4,115.41-6,170.03-1,340.43

Finding the Fourth Proportional to 4,115.41, 6,170.03 and 1,340.43

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Solution

The fourth proportional to 4,115.41, 6,170.03 and 1,340.43 is: 2,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.41 : 6,170.03 = 1,340.43 : x
  2. Step 2: Convert to fraction form
    4,115.41/6,170.03 = 1,340.43/x
  3. Step 3: Cross multiply
    4,115.41x = 6,170.03 × 1,340.43
  4. Step 4: Simplify right side
    4,115.41x = 8,270,493.31
  5. Step 5: Solve for x
    x = 8,270,493.31/4,115.41
  6. Step 6: Final answer
    x = 2,009.64

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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.