Home / 8,789.88-13,186.64-3,595.75

Finding the Fourth Proportional to 8,789.88, 13,186.64 and 3,595.75

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Solution

The fourth proportional to 8,789.88, 13,186.64 and 3,595.75 is: 5,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.88 : 13,186.64 = 3,595.75 : x
  2. Step 2: Convert to fraction form
    8,789.88/13,186.64 = 3,595.75/x
  3. Step 3: Cross multiply
    8,789.88x = 13,186.64 × 3,595.75
  4. Step 4: Simplify right side
    8,789.88x = 47,415,860.78
  5. Step 5: Solve for x
    x = 47,415,860.78/8,789.88
  6. Step 6: Final answer
    x = 5,394.37

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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.