Home / 11,515.07-17,274.56-3,616.07

Finding the Fourth Proportional to 11,515.07, 17,274.56 and 3,616.07

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Solution

The fourth proportional to 11,515.07, 17,274.56 and 3,616.07 is: 5,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,515.07 : 17,274.56 = 3,616.07 : x
  2. Step 2: Convert to fraction form
    11,515.07/17,274.56 = 3,616.07/x
  3. Step 3: Cross multiply
    11,515.07x = 17,274.56 × 3,616.07
  4. Step 4: Simplify right side
    11,515.07x = 62,465,913.73
  5. Step 5: Solve for x
    x = 62,465,913.73/11,515.07
  6. Step 6: Final answer
    x = 5,424.71

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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.