Home / 8,966.80-13,450.20-3,704.79

Finding the Fourth Proportional to 8,966.80, 13,450.20 and 3,704.79

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Solution

The fourth proportional to 8,966.80, 13,450.20 and 3,704.79 is: 5,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.80 : 13,450.20 = 3,704.79 : x
  2. Step 2: Convert to fraction form
    8,966.80/13,450.20 = 3,704.79/x
  3. Step 3: Cross multiply
    8,966.80x = 13,450.20 × 3,704.79
  4. Step 4: Simplify right side
    8,966.80x = 49,830,148.19
  5. Step 5: Solve for x
    x = 49,830,148.19/8,966.80
  6. Step 6: Final answer
    x = 5,557.18

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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.