Home / 11,452-17,180.45-3,554.34

Finding the Fourth Proportional to 11,452, 17,180.45 and 3,554.34

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Solution

The fourth proportional to 11,452, 17,180.45 and 3,554.34 is: 5,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452 : 17,180.45 = 3,554.34 : x
  2. Step 2: Convert to fraction form
    11,452/17,180.45 = 3,554.34/x
  3. Step 3: Cross multiply
    11,452x = 17,180.45 × 3,554.34
  4. Step 4: Simplify right side
    11,452x = 61,065,160.65
  5. Step 5: Solve for x
    x = 61,065,160.65/11,452
  6. Step 6: Final answer
    x = 5,332.27

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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.