Home / 11,579.13-17,371.94-4,658.49

Finding the Fourth Proportional to 11,579.13, 17,371.94 and 4,658.49

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Solution

The fourth proportional to 11,579.13, 17,371.94 and 4,658.49 is: 6,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.13 : 17,371.94 = 4,658.49 : x
  2. Step 2: Convert to fraction form
    11,579.13/17,371.94 = 4,658.49/x
  3. Step 3: Cross multiply
    11,579.13x = 17,371.94 × 4,658.49
  4. Step 4: Simplify right side
    11,579.13x = 80,927,008.77
  5. Step 5: Solve for x
    x = 80,927,008.77/11,579.13
  6. Step 6: Final answer
    x = 6,989.04

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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.