Home / 8,122.93-12,185.55-2,501.07

Finding the Fourth Proportional to 8,122.93, 12,185.55 and 2,501.07

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Solution

The fourth proportional to 8,122.93, 12,185.55 and 2,501.07 is: 3,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.93 : 12,185.55 = 2,501.07 : x
  2. Step 2: Convert to fraction form
    8,122.93/12,185.55 = 2,501.07/x
  3. Step 3: Cross multiply
    8,122.93x = 12,185.55 × 2,501.07
  4. Step 4: Simplify right side
    8,122.93x = 30,476,942.25
  5. Step 5: Solve for x
    x = 30,476,942.25/8,122.93
  6. Step 6: Final answer
    x = 3,751.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.