Home / 7,791.51-11,673.97-4,284.46

Finding the Fourth Proportional to 7,791.51, 11,673.97 and 4,284.46

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Solution

The fourth proportional to 7,791.51, 11,673.97 and 4,284.46 is: 6,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.51 : 11,673.97 = 4,284.46 : x
  2. Step 2: Convert to fraction form
    7,791.51/11,673.97 = 4,284.46/x
  3. Step 3: Cross multiply
    7,791.51x = 11,673.97 × 4,284.46
  4. Step 4: Simplify right side
    7,791.51x = 50,016,657.51
  5. Step 5: Solve for x
    x = 50,016,657.51/7,791.51
  6. Step 6: Final answer
    x = 6,419.38

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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.