Home / 5,122.26-7,679.88-2,523.24

Finding the Fourth Proportional to 5,122.26, 7,679.88 and 2,523.24

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Solution

The fourth proportional to 5,122.26, 7,679.88 and 2,523.24 is: 3,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.26 : 7,679.88 = 2,523.24 : x
  2. Step 2: Convert to fraction form
    5,122.26/7,679.88 = 2,523.24/x
  3. Step 3: Cross multiply
    5,122.26x = 7,679.88 × 2,523.24
  4. Step 4: Simplify right side
    5,122.26x = 19,378,180.41
  5. Step 5: Solve for x
    x = 19,378,180.41/5,122.26
  6. Step 6: Final answer
    x = 3,783.13

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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.