Home / 9,205.96-13,811.13-2,966.56

Finding the Fourth Proportional to 9,205.96, 13,811.13 and 2,966.56

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Solution

The fourth proportional to 9,205.96, 13,811.13 and 2,966.56 is: 4,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.96 : 13,811.13 = 2,966.56 : x
  2. Step 2: Convert to fraction form
    9,205.96/13,811.13 = 2,966.56/x
  3. Step 3: Cross multiply
    9,205.96x = 13,811.13 × 2,966.56
  4. Step 4: Simplify right side
    9,205.96x = 40,971,545.81
  5. Step 5: Solve for x
    x = 40,971,545.81/9,205.96
  6. Step 6: Final answer
    x = 4,450.55

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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.