Home / 5,448.98-7,519.77-3,091.22

Finding the Fourth Proportional to 5,448.98, 7,519.77 and 3,091.22

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Solution

The fourth proportional to 5,448.98, 7,519.77 and 3,091.22 is: 4,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.98 : 7,519.77 = 3,091.22 : x
  2. Step 2: Convert to fraction form
    5,448.98/7,519.77 = 3,091.22/x
  3. Step 3: Cross multiply
    5,448.98x = 7,519.77 × 3,091.22
  4. Step 4: Simplify right side
    5,448.98x = 23,245,263.42
  5. Step 5: Solve for x
    x = 23,245,263.42/5,448.98
  6. Step 6: Final answer
    x = 4,265.98

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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.