Home / 11,519.75-17,281.26-4,126.29

Finding the Fourth Proportional to 11,519.75, 17,281.26 and 4,126.29

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Solution

The fourth proportional to 11,519.75, 17,281.26 and 4,126.29 is: 6,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.75 : 17,281.26 = 4,126.29 : x
  2. Step 2: Convert to fraction form
    11,519.75/17,281.26 = 4,126.29/x
  3. Step 3: Cross multiply
    11,519.75x = 17,281.26 × 4,126.29
  4. Step 4: Simplify right side
    11,519.75x = 71,307,490.33
  5. Step 5: Solve for x
    x = 71,307,490.33/11,519.75
  6. Step 6: Final answer
    x = 6,190.02

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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.