Home / 11,777.94-17,667.51-3,012.93

Finding the Fourth Proportional to 11,777.94, 17,667.51 and 3,012.93

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Solution

The fourth proportional to 11,777.94, 17,667.51 and 3,012.93 is: 4,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.94 : 17,667.51 = 3,012.93 : x
  2. Step 2: Convert to fraction form
    11,777.94/17,667.51 = 3,012.93/x
  3. Step 3: Cross multiply
    11,777.94x = 17,667.51 × 3,012.93
  4. Step 4: Simplify right side
    11,777.94x = 53,230,915.95
  5. Step 5: Solve for x
    x = 53,230,915.95/11,777.94
  6. Step 6: Final answer
    x = 4,519.55

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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.