Home / 11,307.28-16,958.04-3,512.08

Finding the Fourth Proportional to 11,307.28, 16,958.04 and 3,512.08

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Solution

The fourth proportional to 11,307.28, 16,958.04 and 3,512.08 is: 5,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.28 : 16,958.04 = 3,512.08 : x
  2. Step 2: Convert to fraction form
    11,307.28/16,958.04 = 3,512.08/x
  3. Step 3: Cross multiply
    11,307.28x = 16,958.04 × 3,512.08
  4. Step 4: Simplify right side
    11,307.28x = 59,557,993.12
  5. Step 5: Solve for x
    x = 59,557,993.12/11,307.28
  6. Step 6: Final answer
    x = 5,267.23

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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.