Home / 5,448.89-7,519.24-3,091.47

Finding the Fourth Proportional to 5,448.89, 7,519.24 and 3,091.47

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Solution

The fourth proportional to 5,448.89, 7,519.24 and 3,091.47 is: 4,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.89 : 7,519.24 = 3,091.47 : x
  2. Step 2: Convert to fraction form
    5,448.89/7,519.24 = 3,091.47/x
  3. Step 3: Cross multiply
    5,448.89x = 7,519.24 × 3,091.47
  4. Step 4: Simplify right side
    5,448.89x = 23,245,504.88
  5. Step 5: Solve for x
    x = 23,245,504.88/5,448.89
  6. Step 6: Final answer
    x = 4,266.10

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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.