Home / 4,080.94-6,121.17-1,889.55

Finding the Fourth Proportional to 4,080.94, 6,121.17 and 1,889.55

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Solution

The fourth proportional to 4,080.94, 6,121.17 and 1,889.55 is: 2,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.94 : 6,121.17 = 1,889.55 : x
  2. Step 2: Convert to fraction form
    4,080.94/6,121.17 = 1,889.55/x
  3. Step 3: Cross multiply
    4,080.94x = 6,121.17 × 1,889.55
  4. Step 4: Simplify right side
    4,080.94x = 11,566,256.77
  5. Step 5: Solve for x
    x = 11,566,256.77/4,080.94
  6. Step 6: Final answer
    x = 2,834.22

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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.