Home / 9,890.56-14,825.41-6,769.73

Finding the Fourth Proportional to 9,890.56, 14,825.41 and 6,769.73

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Solution

The fourth proportional to 9,890.56, 14,825.41 and 6,769.73 is: 10,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.56 : 14,825.41 = 6,769.73 : x
  2. Step 2: Convert to fraction form
    9,890.56/14,825.41 = 6,769.73/x
  3. Step 3: Cross multiply
    9,890.56x = 14,825.41 × 6,769.73
  4. Step 4: Simplify right side
    9,890.56x = 100,364,022.84
  5. Step 5: Solve for x
    x = 100,364,022.84/9,890.56
  6. Step 6: Final answer
    x = 10,147.46

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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.