Home / 9,015.72-13,523.97-3,173.16

Finding the Fourth Proportional to 9,015.72, 13,523.97 and 3,173.16

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Solution

The fourth proportional to 9,015.72, 13,523.97 and 3,173.16 is: 4,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.72 : 13,523.97 = 3,173.16 : x
  2. Step 2: Convert to fraction form
    9,015.72/13,523.97 = 3,173.16/x
  3. Step 3: Cross multiply
    9,015.72x = 13,523.97 × 3,173.16
  4. Step 4: Simplify right side
    9,015.72x = 42,913,720.65
  5. Step 5: Solve for x
    x = 42,913,720.65/9,015.72
  6. Step 6: Final answer
    x = 4,759.88

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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.