Home / 9,609.28-14,409.84-3,764.96

Finding the Fourth Proportional to 9,609.28, 14,409.84 and 3,764.96

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Solution

The fourth proportional to 9,609.28, 14,409.84 and 3,764.96 is: 5,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.28 : 14,409.84 = 3,764.96 : x
  2. Step 2: Convert to fraction form
    9,609.28/14,409.84 = 3,764.96/x
  3. Step 3: Cross multiply
    9,609.28x = 14,409.84 × 3,764.96
  4. Step 4: Simplify right side
    9,609.28x = 54,252,471.21
  5. Step 5: Solve for x
    x = 54,252,471.21/9,609.28
  6. Step 6: Final answer
    x = 5,645.84

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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.