Home / 2,056.32-2,837.16-1,171.80

Finding the Fourth Proportional to 2,056.32, 2,837.16 and 1,171.80

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Solution

The fourth proportional to 2,056.32, 2,837.16 and 1,171.80 is: 1,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.32 : 2,837.16 = 1,171.80 : x
  2. Step 2: Convert to fraction form
    2,056.32/2,837.16 = 1,171.80/x
  3. Step 3: Cross multiply
    2,056.32x = 2,837.16 × 1,171.80
  4. Step 4: Simplify right side
    2,056.32x = 3,324,584.09
  5. Step 5: Solve for x
    x = 3,324,584.09/2,056.32
  6. Step 6: Final answer
    x = 1,616.76

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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.