Home / 2,043.27-2,818.26-1,257.66

Finding the Fourth Proportional to 2,043.27, 2,818.26 and 1,257.66

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Solution

The fourth proportional to 2,043.27, 2,818.26 and 1,257.66 is: 1,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.27 : 2,818.26 = 1,257.66 : x
  2. Step 2: Convert to fraction form
    2,043.27/2,818.26 = 1,257.66/x
  3. Step 3: Cross multiply
    2,043.27x = 2,818.26 × 1,257.66
  4. Step 4: Simplify right side
    2,043.27x = 3,544,412.87
  5. Step 5: Solve for x
    x = 3,544,412.87/2,043.27
  6. Step 6: Final answer
    x = 1,734.68

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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.