Home / 4,156.29-6,234.42-1,078.29

Finding the Fourth Proportional to 4,156.29, 6,234.42 and 1,078.29

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Solution

The fourth proportional to 4,156.29, 6,234.42 and 1,078.29 is: 1,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.29 : 6,234.42 = 1,078.29 : x
  2. Step 2: Convert to fraction form
    4,156.29/6,234.42 = 1,078.29/x
  3. Step 3: Cross multiply
    4,156.29x = 6,234.42 × 1,078.29
  4. Step 4: Simplify right side
    4,156.29x = 6,722,512.74
  5. Step 5: Solve for x
    x = 6,722,512.74/4,156.29
  6. Step 6: Final answer
    x = 1,617.43

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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.