Home / 4,129.84-6,194.96-1,664.33

Finding the Fourth Proportional to 4,129.84, 6,194.96 and 1,664.33

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Solution

The fourth proportional to 4,129.84, 6,194.96 and 1,664.33 is: 2,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.84 : 6,194.96 = 1,664.33 : x
  2. Step 2: Convert to fraction form
    4,129.84/6,194.96 = 1,664.33/x
  3. Step 3: Cross multiply
    4,129.84x = 6,194.96 × 1,664.33
  4. Step 4: Simplify right side
    4,129.84x = 10,310,477.43
  5. Step 5: Solve for x
    x = 10,310,477.43/4,129.84
  6. Step 6: Final answer
    x = 2,496.58

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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.