Home / 2,814.74-3,884.04-1,635.64

Finding the Fourth Proportional to 2,814.74, 3,884.04 and 1,635.64

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Solution

The fourth proportional to 2,814.74, 3,884.04 and 1,635.64 is: 2,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.74 : 3,884.04 = 1,635.64 : x
  2. Step 2: Convert to fraction form
    2,814.74/3,884.04 = 1,635.64/x
  3. Step 3: Cross multiply
    2,814.74x = 3,884.04 × 1,635.64
  4. Step 4: Simplify right side
    2,814.74x = 6,352,891.19
  5. Step 5: Solve for x
    x = 6,352,891.19/2,814.74
  6. Step 6: Final answer
    x = 2,257.01

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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.