Home / 9,514.88-13,131.51-5,481.84

Finding the Fourth Proportional to 9,514.88, 13,131.51 and 5,481.84

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Solution

The fourth proportional to 9,514.88, 13,131.51 and 5,481.84 is: 7,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.88 : 13,131.51 = 5,481.84 : x
  2. Step 2: Convert to fraction form
    9,514.88/13,131.51 = 5,481.84/x
  3. Step 3: Cross multiply
    9,514.88x = 13,131.51 × 5,481.84
  4. Step 4: Simplify right side
    9,514.88x = 71,984,836.78
  5. Step 5: Solve for x
    x = 71,984,836.78/9,514.88
  6. Step 6: Final answer
    x = 7,565.50

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