Home / 9,791.88-13,514.40-5,544.84

Finding the Fourth Proportional to 9,791.88, 13,514.40 and 5,544.84

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Solution

The fourth proportional to 9,791.88, 13,514.40 and 5,544.84 is: 7,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791.88 : 13,514.40 = 5,544.84 : x
  2. Step 2: Convert to fraction form
    9,791.88/13,514.40 = 5,544.84/x
  3. Step 3: Cross multiply
    9,791.88x = 13,514.40 × 5,544.84
  4. Step 4: Simplify right side
    9,791.88x = 74,935,185.70
  5. Step 5: Solve for x
    x = 74,935,185.70/9,791.88
  6. Step 6: Final answer
    x = 7,652.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.