Home / 11,445.09-17,174.13-6,180.03

Finding the Fourth Proportional to 11,445.09, 17,174.13 and 6,180.03

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Solution

The fourth proportional to 11,445.09, 17,174.13 and 6,180.03 is: 9,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.09 : 17,174.13 = 6,180.03 : x
  2. Step 2: Convert to fraction form
    11,445.09/17,174.13 = 6,180.03/x
  3. Step 3: Cross multiply
    11,445.09x = 17,174.13 × 6,180.03
  4. Step 4: Simplify right side
    11,445.09x = 106,136,638.62
  5. Step 5: Solve for x
    x = 106,136,638.62/11,445.09
  6. Step 6: Final answer
    x = 9,273.55

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1.5x scale

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.