Home / 5,414.48-8,103-3,333.68

Finding the Fourth Proportional to 5,414.48, 8,103 and 3,333.68

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Solution

The fourth proportional to 5,414.48, 8,103 and 3,333.68 is: 4,988.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.48 : 8,103 = 3,333.68 : x
  2. Step 2: Convert to fraction form
    5,414.48/8,103 = 3,333.68/x
  3. Step 3: Cross multiply
    5,414.48x = 8,103 × 3,333.68
  4. Step 4: Simplify right side
    5,414.48x = 27,012,809.04
  5. Step 5: Solve for x
    x = 27,012,809.04/5,414.48
  6. Step 6: Final answer
    x = 4,988.99

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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.