Home / 2,394.36-3,304.25-1,399.47

Finding the Fourth Proportional to 2,394.36, 3,304.25 and 1,399.47

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Solution

The fourth proportional to 2,394.36, 3,304.25 and 1,399.47 is: 1,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.36 : 3,304.25 = 1,399.47 : x
  2. Step 2: Convert to fraction form
    2,394.36/3,304.25 = 1,399.47/x
  3. Step 3: Cross multiply
    2,394.36x = 3,304.25 × 1,399.47
  4. Step 4: Simplify right side
    2,394.36x = 4,624,198.75
  5. Step 5: Solve for x
    x = 4,624,198.75/2,394.36
  6. Step 6: Final answer
    x = 1,931.29

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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.