Home / 9,738.14-13,438.62-5,546.36

Finding the Fourth Proportional to 9,738.14, 13,438.62 and 5,546.36

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Solution

The fourth proportional to 9,738.14, 13,438.62 and 5,546.36 is: 7,653.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.14 : 13,438.62 = 5,546.36 : x
  2. Step 2: Convert to fraction form
    9,738.14/13,438.62 = 5,546.36/x
  3. Step 3: Cross multiply
    9,738.14x = 13,438.62 × 5,546.36
  4. Step 4: Simplify right side
    9,738.14x = 74,535,424.42
  5. Step 5: Solve for x
    x = 74,535,424.42/9,738.14
  6. Step 6: Final answer
    x = 7,653.97

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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.