Home / 9,519.06-13,135.82-5,212.03

Finding the Fourth Proportional to 9,519.06, 13,135.82 and 5,212.03

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Solution

The fourth proportional to 9,519.06, 13,135.82 and 5,212.03 is: 7,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.06 : 13,135.82 = 5,212.03 : x
  2. Step 2: Convert to fraction form
    9,519.06/13,135.82 = 5,212.03/x
  3. Step 3: Cross multiply
    9,519.06x = 13,135.82 × 5,212.03
  4. Step 4: Simplify right side
    9,519.06x = 68,464,261.85
  5. Step 5: Solve for x
    x = 68,464,261.85/9,519.06
  6. Step 6: Final answer
    x = 7,192.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.