Home / 2,027.46-2,797.29-1,240.74

Finding the Fourth Proportional to 2,027.46, 2,797.29 and 1,240.74

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Solution

The fourth proportional to 2,027.46, 2,797.29 and 1,240.74 is: 1,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.46 : 2,797.29 = 1,240.74 : x
  2. Step 2: Convert to fraction form
    2,027.46/2,797.29 = 1,240.74/x
  3. Step 3: Cross multiply
    2,027.46x = 2,797.29 × 1,240.74
  4. Step 4: Simplify right side
    2,027.46x = 3,470,709.59
  5. Step 5: Solve for x
    x = 3,470,709.59/2,027.46
  6. Step 6: Final answer
    x = 1,711.85

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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.