Home / 5,568.26-7,679.85-3,578.99

Finding the Fourth Proportional to 5,568.26, 7,679.85 and 3,578.99

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Solution

The fourth proportional to 5,568.26, 7,679.85 and 3,578.99 is: 4,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.26 : 7,679.85 = 3,578.99 : x
  2. Step 2: Convert to fraction form
    5,568.26/7,679.85 = 3,578.99/x
  3. Step 3: Cross multiply
    5,568.26x = 7,679.85 × 3,578.99
  4. Step 4: Simplify right side
    5,568.26x = 27,486,106.35
  5. Step 5: Solve for x
    x = 27,486,106.35/5,568.26
  6. Step 6: Final answer
    x = 4,936.21

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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.