Home / 7,476.78-11,216.82-2,283.06

Finding the Fourth Proportional to 7,476.78, 11,216.82 and 2,283.06

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Solution

The fourth proportional to 7,476.78, 11,216.82 and 2,283.06 is: 3,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.78 : 11,216.82 = 2,283.06 : x
  2. Step 2: Convert to fraction form
    7,476.78/11,216.82 = 2,283.06/x
  3. Step 3: Cross multiply
    7,476.78x = 11,216.82 × 2,283.06
  4. Step 4: Simplify right side
    7,476.78x = 25,608,673.07
  5. Step 5: Solve for x
    x = 25,608,673.07/7,476.78
  6. Step 6: Final answer
    x = 3,425.09

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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.