Home / 2,056.00-2,836.49-1,258.68

Finding the Fourth Proportional to 2,056.00, 2,836.49 and 1,258.68

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Solution

The fourth proportional to 2,056.00, 2,836.49 and 1,258.68 is: 1,736.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.00 : 2,836.49 = 1,258.68 : x
  2. Step 2: Convert to fraction form
    2,056.00/2,836.49 = 1,258.68/x
  3. Step 3: Cross multiply
    2,056.00x = 2,836.49 × 1,258.68
  4. Step 4: Simplify right side
    2,056.00x = 3,570,226.94
  5. Step 5: Solve for x
    x = 3,570,226.94/2,056.00
  6. Step 6: Final answer
    x = 1,736.49

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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.