Home / 11,409.45-17,114.04-4,013.88

Finding the Fourth Proportional to 11,409.45, 17,114.04 and 4,013.88

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Solution

The fourth proportional to 11,409.45, 17,114.04 and 4,013.88 is: 6,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,409.45 : 17,114.04 = 4,013.88 : x
  2. Step 2: Convert to fraction form
    11,409.45/17,114.04 = 4,013.88/x
  3. Step 3: Cross multiply
    11,409.45x = 17,114.04 × 4,013.88
  4. Step 4: Simplify right side
    11,409.45x = 68,693,702.88
  5. Step 5: Solve for x
    x = 68,693,702.88/11,409.45
  6. Step 6: Final answer
    x = 6,020.77

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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.