Home / 11,148.54-16,725.60-7,868.04

Finding the Fourth Proportional to 11,148.54, 16,725.60 and 7,868.04

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Solution

The fourth proportional to 11,148.54, 16,725.60 and 7,868.04 is: 11,804.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.54 : 16,725.60 = 7,868.04 : x
  2. Step 2: Convert to fraction form
    11,148.54/16,725.60 = 7,868.04/x
  3. Step 3: Cross multiply
    11,148.54x = 16,725.60 × 7,868.04
  4. Step 4: Simplify right side
    11,148.54x = 131,597,689.82
  5. Step 5: Solve for x
    x = 131,597,689.82/11,148.54
  6. Step 6: Final answer
    x = 11,804.03

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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.