Home / 3,917.97-5,403.63-3,444.84

Finding the Fourth Proportional to 3,917.97, 5,403.63 and 3,444.84

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Solution

The fourth proportional to 3,917.97, 5,403.63 and 3,444.84 is: 4,751.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.97 : 5,403.63 = 3,444.84 : x
  2. Step 2: Convert to fraction form
    3,917.97/5,403.63 = 3,444.84/x
  3. Step 3: Cross multiply
    3,917.97x = 5,403.63 × 3,444.84
  4. Step 4: Simplify right side
    3,917.97x = 18,614,640.77
  5. Step 5: Solve for x
    x = 18,614,640.77/3,917.97
  6. Step 6: Final answer
    x = 4,751.09

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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.