Home / 5,510.88-8,269.26-2,589.21

Finding the Fourth Proportional to 5,510.88, 8,269.26 and 2,589.21

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Solution

The fourth proportional to 5,510.88, 8,269.26 and 2,589.21 is: 3,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.88 : 8,269.26 = 2,589.21 : x
  2. Step 2: Convert to fraction form
    5,510.88/8,269.26 = 2,589.21/x
  3. Step 3: Cross multiply
    5,510.88x = 8,269.26 × 2,589.21
  4. Step 4: Simplify right side
    5,510.88x = 21,410,850.68
  5. Step 5: Solve for x
    x = 21,410,850.68/5,510.88
  6. Step 6: Final answer
    x = 3,885.20

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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.