Home / 9,205.98-12,703.82-5,226.54

Finding the Fourth Proportional to 9,205.98, 12,703.82 and 5,226.54

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Solution

The fourth proportional to 9,205.98, 12,703.82 and 5,226.54 is: 7,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.98 : 12,703.82 = 5,226.54 : x
  2. Step 2: Convert to fraction form
    9,205.98/12,703.82 = 5,226.54/x
  3. Step 3: Cross multiply
    9,205.98x = 12,703.82 × 5,226.54
  4. Step 4: Simplify right side
    9,205.98x = 66,396,997.25
  5. Step 5: Solve for x
    x = 66,396,997.25/9,205.98
  6. Step 6: Final answer
    x = 7,212.38

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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.