Home / 4,131.87-6,185.64-2,566.86

Finding the Fourth Proportional to 4,131.87, 6,185.64 and 2,566.86

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Solution

The fourth proportional to 4,131.87, 6,185.64 and 2,566.86 is: 3,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.87 : 6,185.64 = 2,566.86 : x
  2. Step 2: Convert to fraction form
    4,131.87/6,185.64 = 2,566.86/x
  3. Step 3: Cross multiply
    4,131.87x = 6,185.64 × 2,566.86
  4. Step 4: Simplify right side
    4,131.87x = 15,877,671.89
  5. Step 5: Solve for x
    x = 15,877,671.89/4,131.87
  6. Step 6: Final answer
    x = 3,842.73

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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.