Home / 9,469.12-13,067.36-5,492.54

Finding the Fourth Proportional to 9,469.12, 13,067.36 and 5,492.54

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Solution

The fourth proportional to 9,469.12, 13,067.36 and 5,492.54 is: 7,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469.12 : 13,067.36 = 5,492.54 : x
  2. Step 2: Convert to fraction form
    9,469.12/13,067.36 = 5,492.54/x
  3. Step 3: Cross multiply
    9,469.12x = 13,067.36 × 5,492.54
  4. Step 4: Simplify right side
    9,469.12x = 71,772,997.49
  5. Step 5: Solve for x
    x = 71,772,997.49/9,469.12
  6. Step 6: Final answer
    x = 7,579.69

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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.