Home / 8,468.30-12,704.49-2,624.93

Finding the Fourth Proportional to 8,468.30, 12,704.49 and 2,624.93

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Solution

The fourth proportional to 8,468.30, 12,704.49 and 2,624.93 is: 3,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.30 : 12,704.49 = 2,624.93 : x
  2. Step 2: Convert to fraction form
    8,468.30/12,704.49 = 2,624.93/x
  3. Step 3: Cross multiply
    8,468.30x = 12,704.49 × 2,624.93
  4. Step 4: Simplify right side
    8,468.30x = 33,348,396.94
  5. Step 5: Solve for x
    x = 33,348,396.94/8,468.30
  6. Step 6: Final answer
    x = 3,938.03

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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.