Home / 3,783.86-5,220.06-2,523.71

Finding the Fourth Proportional to 3,783.86, 5,220.06 and 2,523.71

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Solution

The fourth proportional to 3,783.86, 5,220.06 and 2,523.71 is: 3,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.86 : 5,220.06 = 2,523.71 : x
  2. Step 2: Convert to fraction form
    3,783.86/5,220.06 = 2,523.71/x
  3. Step 3: Cross multiply
    3,783.86x = 5,220.06 × 2,523.71
  4. Step 4: Simplify right side
    3,783.86x = 13,173,917.62
  5. Step 5: Solve for x
    x = 13,173,917.62/3,783.86
  6. Step 6: Final answer
    x = 3,481.61

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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.