Home / 2,873.63-4,310.46-1,142.26

Finding the Fourth Proportional to 2,873.63, 4,310.46 and 1,142.26

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Solution

The fourth proportional to 2,873.63, 4,310.46 and 1,142.26 is: 1,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.63 : 4,310.46 = 1,142.26 : x
  2. Step 2: Convert to fraction form
    2,873.63/4,310.46 = 1,142.26/x
  3. Step 3: Cross multiply
    2,873.63x = 4,310.46 × 1,142.26
  4. Step 4: Simplify right side
    2,873.63x = 4,923,644.49
  5. Step 5: Solve for x
    x = 4,923,644.49/2,873.63
  6. Step 6: Final answer
    x = 1,713.39

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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.