Home / 8,466.89-12,703.68-2,623.95

Finding the Fourth Proportional to 8,466.89, 12,703.68 and 2,623.95

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Solution

The fourth proportional to 8,466.89, 12,703.68 and 2,623.95 is: 3,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.89 : 12,703.68 = 2,623.95 : x
  2. Step 2: Convert to fraction form
    8,466.89/12,703.68 = 2,623.95/x
  3. Step 3: Cross multiply
    8,466.89x = 12,703.68 × 2,623.95
  4. Step 4: Simplify right side
    8,466.89x = 33,333,821.14
  5. Step 5: Solve for x
    x = 33,333,821.14/8,466.89
  6. Step 6: Final answer
    x = 3,936.96

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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.