Home / 4,111.40-5,673.84-2,517.86

Finding the Fourth Proportional to 4,111.40, 5,673.84 and 2,517.86

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Solution

The fourth proportional to 4,111.40, 5,673.84 and 2,517.86 is: 3,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.40 : 5,673.84 = 2,517.86 : x
  2. Step 2: Convert to fraction form
    4,111.40/5,673.84 = 2,517.86/x
  3. Step 3: Cross multiply
    4,111.40x = 5,673.84 × 2,517.86
  4. Step 4: Simplify right side
    4,111.40x = 14,285,934.78
  5. Step 5: Solve for x
    x = 14,285,934.78/4,111.40
  6. Step 6: Final answer
    x = 3,474.71

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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.