Home / 2,036.64-2,811.83-1,563.63

Finding the Fourth Proportional to 2,036.64, 2,811.83 and 1,563.63

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Solution

The fourth proportional to 2,036.64, 2,811.83 and 1,563.63 is: 2,158.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.64 : 2,811.83 = 1,563.63 : x
  2. Step 2: Convert to fraction form
    2,036.64/2,811.83 = 1,563.63/x
  3. Step 3: Cross multiply
    2,036.64x = 2,811.83 × 1,563.63
  4. Step 4: Simplify right side
    2,036.64x = 4,396,653.92
  5. Step 5: Solve for x
    x = 4,396,653.92/2,036.64
  6. Step 6: Final answer
    x = 2,158.78

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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.