Home / 5,464.09-7,540.41-3,106.23

Finding the Fourth Proportional to 5,464.09, 7,540.41 and 3,106.23

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Solution

The fourth proportional to 5,464.09, 7,540.41 and 3,106.23 is: 4,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.09 : 7,540.41 = 3,106.23 : x
  2. Step 2: Convert to fraction form
    5,464.09/7,540.41 = 3,106.23/x
  3. Step 3: Cross multiply
    5,464.09x = 7,540.41 × 3,106.23
  4. Step 4: Simplify right side
    5,464.09x = 23,422,239.99
  5. Step 5: Solve for x
    x = 23,422,239.99/5,464.09
  6. Step 6: Final answer
    x = 4,286.58

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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.