Home / 9,338.36-14,007.40-3,791.68

Finding the Fourth Proportional to 9,338.36, 14,007.40 and 3,791.68

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Solution

The fourth proportional to 9,338.36, 14,007.40 and 3,791.68 is: 5,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.36 : 14,007.40 = 3,791.68 : x
  2. Step 2: Convert to fraction form
    9,338.36/14,007.40 = 3,791.68/x
  3. Step 3: Cross multiply
    9,338.36x = 14,007.40 × 3,791.68
  4. Step 4: Simplify right side
    9,338.36x = 53,111,578.43
  5. Step 5: Solve for x
    x = 53,111,578.43/9,338.36
  6. Step 6: Final answer
    x = 5,687.46

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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.