Home / 4,129.39-5,696.67-2,873.44

Finding the Fourth Proportional to 4,129.39, 5,696.67 and 2,873.44

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Solution

The fourth proportional to 4,129.39, 5,696.67 and 2,873.44 is: 3,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.39 : 5,696.67 = 2,873.44 : x
  2. Step 2: Convert to fraction form
    4,129.39/5,696.67 = 2,873.44/x
  3. Step 3: Cross multiply
    4,129.39x = 5,696.67 × 2,873.44
  4. Step 4: Simplify right side
    4,129.39x = 16,369,039.44
  5. Step 5: Solve for x
    x = 16,369,039.44/4,129.39
  6. Step 6: Final answer
    x = 3,964.03

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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.