Home / 3,426.14-4,728.29-1,933.51

Finding the Fourth Proportional to 3,426.14, 4,728.29 and 1,933.51

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Solution

The fourth proportional to 3,426.14, 4,728.29 and 1,933.51 is: 2,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.14 : 4,728.29 = 1,933.51 : x
  2. Step 2: Convert to fraction form
    3,426.14/4,728.29 = 1,933.51/x
  3. Step 3: Cross multiply
    3,426.14x = 4,728.29 × 1,933.51
  4. Step 4: Simplify right side
    3,426.14x = 9,142,174.51
  5. Step 5: Solve for x
    x = 9,142,174.51/3,426.14
  6. Step 6: Final answer
    x = 2,668.36

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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.