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Finding the Fourth Proportional to 9,900.54, 14,852.52 and 3,326.76

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Solution

The fourth proportional to 9,900.54, 14,852.52 and 3,326.76 is: 4,990.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900.54 : 14,852.52 = 3,326.76 : x
  2. Step 2: Convert to fraction form
    9,900.54/14,852.52 = 3,326.76/x
  3. Step 3: Cross multiply
    9,900.54x = 14,852.52 × 3,326.76
  4. Step 4: Simplify right side
    9,900.54x = 49,410,769.44
  5. Step 5: Solve for x
    x = 49,410,769.44/9,900.54
  6. Step 6: Final answer
    x = 4,990.71

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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.