Home / 11,629.28-17,438.58-6,366.08

Finding the Fourth Proportional to 11,629.28, 17,438.58 and 6,366.08

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Solution

The fourth proportional to 11,629.28, 17,438.58 and 6,366.08 is: 9,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.28 : 17,438.58 = 6,366.08 : x
  2. Step 2: Convert to fraction form
    11,629.28/17,438.58 = 6,366.08/x
  3. Step 3: Cross multiply
    11,629.28x = 17,438.58 × 6,366.08
  4. Step 4: Simplify right side
    11,629.28x = 111,015,308.17
  5. Step 5: Solve for x
    x = 111,015,308.17/11,629.28
  6. Step 6: Final answer
    x = 9,546.19

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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.