Home / 9,900.24-14,849.84-3,326.56

Finding the Fourth Proportional to 9,900.24, 14,849.84 and 3,326.56

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Solution

The fourth proportional to 9,900.24, 14,849.84 and 3,326.56 is: 4,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900.24 : 14,849.84 = 3,326.56 : x
  2. Step 2: Convert to fraction form
    9,900.24/14,849.84 = 3,326.56/x
  3. Step 3: Cross multiply
    9,900.24x = 14,849.84 × 3,326.56
  4. Step 4: Simplify right side
    9,900.24x = 49,398,883.75
  5. Step 5: Solve for x
    x = 49,398,883.75/9,900.24
  6. Step 6: Final answer
    x = 4,989.67

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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.