Home / 11,840.51-17,760.77-4,049.39

Finding the Fourth Proportional to 11,840.51, 17,760.77 and 4,049.39

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Solution

The fourth proportional to 11,840.51, 17,760.77 and 4,049.39 is: 6,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.51 : 17,760.77 = 4,049.39 : x
  2. Step 2: Convert to fraction form
    11,840.51/17,760.77 = 4,049.39/x
  3. Step 3: Cross multiply
    11,840.51x = 17,760.77 × 4,049.39
  4. Step 4: Simplify right side
    11,840.51x = 71,920,284.43
  5. Step 5: Solve for x
    x = 71,920,284.43/11,840.51
  6. Step 6: Final answer
    x = 6,074.09

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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.