Home / 9,011.88-13,513.70-2,769.73

Finding the Fourth Proportional to 9,011.88, 13,513.70 and 2,769.73

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Solution

The fourth proportional to 9,011.88, 13,513.70 and 2,769.73 is: 4,153.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.88 : 13,513.70 = 2,769.73 : x
  2. Step 2: Convert to fraction form
    9,011.88/13,513.70 = 2,769.73/x
  3. Step 3: Cross multiply
    9,011.88x = 13,513.70 × 2,769.73
  4. Step 4: Simplify right side
    9,011.88x = 37,429,273.44
  5. Step 5: Solve for x
    x = 37,429,273.44/9,011.88
  6. Step 6: Final answer
    x = 4,153.33

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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.