Home / 9,338.90-14,009.37-3,791.44

Finding the Fourth Proportional to 9,338.90, 14,009.37 and 3,791.44

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Solution

The fourth proportional to 9,338.90, 14,009.37 and 3,791.44 is: 5,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.90 : 14,009.37 = 3,791.44 : x
  2. Step 2: Convert to fraction form
    9,338.90/14,009.37 = 3,791.44/x
  3. Step 3: Cross multiply
    9,338.90x = 14,009.37 × 3,791.44
  4. Step 4: Simplify right side
    9,338.90x = 53,115,615.75
  5. Step 5: Solve for x
    x = 53,115,615.75/9,338.90
  6. Step 6: Final answer
    x = 5,687.57

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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.