Home / 2,814.23-3,884.46-1,635.77

Finding the Fourth Proportional to 2,814.23, 3,884.46 and 1,635.77

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Solution

The fourth proportional to 2,814.23, 3,884.46 and 1,635.77 is: 2,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.23 : 3,884.46 = 1,635.77 : x
  2. Step 2: Convert to fraction form
    2,814.23/3,884.46 = 1,635.77/x
  3. Step 3: Cross multiply
    2,814.23x = 3,884.46 × 1,635.77
  4. Step 4: Simplify right side
    2,814.23x = 6,354,083.13
  5. Step 5: Solve for x
    x = 6,354,083.13/2,814.23
  6. Step 6: Final answer
    x = 2,257.84

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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.