Home / 5,442.84-8,167.41-2,520.99

Finding the Fourth Proportional to 5,442.84, 8,167.41 and 2,520.99

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Solution

The fourth proportional to 5,442.84, 8,167.41 and 2,520.99 is: 3,782.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.84 : 8,167.41 = 2,520.99 : x
  2. Step 2: Convert to fraction form
    5,442.84/8,167.41 = 2,520.99/x
  3. Step 3: Cross multiply
    5,442.84x = 8,167.41 × 2,520.99
  4. Step 4: Simplify right side
    5,442.84x = 20,589,958.94
  5. Step 5: Solve for x
    x = 20,589,958.94/5,442.84
  6. Step 6: Final answer
    x = 3,782.94

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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.