Home / 3,426.07-4,728.18-1,933.44

Finding the Fourth Proportional to 3,426.07, 4,728.18 and 1,933.44

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Solution

The fourth proportional to 3,426.07, 4,728.18 and 1,933.44 is: 2,668.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.07 : 4,728.18 = 1,933.44 : x
  2. Step 2: Convert to fraction form
    3,426.07/4,728.18 = 1,933.44/x
  3. Step 3: Cross multiply
    3,426.07x = 4,728.18 × 1,933.44
  4. Step 4: Simplify right side
    3,426.07x = 9,141,645.35
  5. Step 5: Solve for x
    x = 9,141,645.35/3,426.07
  6. Step 6: Final answer
    x = 2,668.26

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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.