Home / 10,181.97-15,272.91-3,608.64

Finding the Fourth Proportional to 10,181.97, 15,272.91 and 3,608.64

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Solution

The fourth proportional to 10,181.97, 15,272.91 and 3,608.64 is: 5,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.97 : 15,272.91 = 3,608.64 : x
  2. Step 2: Convert to fraction form
    10,181.97/15,272.91 = 3,608.64/x
  3. Step 3: Cross multiply
    10,181.97x = 15,272.91 × 3,608.64
  4. Step 4: Simplify right side
    10,181.97x = 55,114,433.94
  5. Step 5: Solve for x
    x = 55,114,433.94/10,181.97
  6. Step 6: Final answer
    x = 5,412.94

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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.