Home / 9,908.44-13,673.64-5,716.69

Finding the Fourth Proportional to 9,908.44, 13,673.64 and 5,716.69

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Solution

The fourth proportional to 9,908.44, 13,673.64 and 5,716.69 is: 7,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.44 : 13,673.64 = 5,716.69 : x
  2. Step 2: Convert to fraction form
    9,908.44/13,673.64 = 5,716.69/x
  3. Step 3: Cross multiply
    9,908.44x = 13,673.64 × 5,716.69
  4. Step 4: Simplify right side
    9,908.44x = 78,167,948.31
  5. Step 5: Solve for x
    x = 78,167,948.31/9,908.44
  6. Step 6: Final answer
    x = 7,889.03

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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.