Home / 3,684.68-5,087.40-2,563.64

Finding the Fourth Proportional to 3,684.68, 5,087.40 and 2,563.64

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Solution

The fourth proportional to 3,684.68, 5,087.40 and 2,563.64 is: 3,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.68 : 5,087.40 = 2,563.64 : x
  2. Step 2: Convert to fraction form
    3,684.68/5,087.40 = 2,563.64/x
  3. Step 3: Cross multiply
    3,684.68x = 5,087.40 × 2,563.64
  4. Step 4: Simplify right side
    3,684.68x = 13,042,262.14
  5. Step 5: Solve for x
    x = 13,042,262.14/3,684.68
  6. Step 6: Final answer
    x = 3,539.59

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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.