Home / 10,687.33-16,029.63-3,291.64

Finding the Fourth Proportional to 10,687.33, 16,029.63 and 3,291.64

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Solution

The fourth proportional to 10,687.33, 16,029.63 and 3,291.64 is: 4,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.33 : 16,029.63 = 3,291.64 : x
  2. Step 2: Convert to fraction form
    10,687.33/16,029.63 = 3,291.64/x
  3. Step 3: Cross multiply
    10,687.33x = 16,029.63 × 3,291.64
  4. Step 4: Simplify right side
    10,687.33x = 52,763,771.29
  5. Step 5: Solve for x
    x = 52,763,771.29/10,687.33
  6. Step 6: Final answer
    x = 4,937.04

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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.