Home / 4,055.82-6,083.73-1,387.61

Finding the Fourth Proportional to 4,055.82, 6,083.73 and 1,387.61

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Solution

The fourth proportional to 4,055.82, 6,083.73 and 1,387.61 is: 2,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.82 : 6,083.73 = 1,387.61 : x
  2. Step 2: Convert to fraction form
    4,055.82/6,083.73 = 1,387.61/x
  3. Step 3: Cross multiply
    4,055.82x = 6,083.73 × 1,387.61
  4. Step 4: Simplify right side
    4,055.82x = 8,441,823.77
  5. Step 5: Solve for x
    x = 8,441,823.77/4,055.82
  6. Step 6: Final answer
    x = 2,081.41

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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.