Home / 5,414.48-8,122.01-1,716.99

Finding the Fourth Proportional to 5,414.48, 8,122.01 and 1,716.99

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Solution

The fourth proportional to 5,414.48, 8,122.01 and 1,716.99 is: 2,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.48 : 8,122.01 = 1,716.99 : x
  2. Step 2: Convert to fraction form
    5,414.48/8,122.01 = 1,716.99/x
  3. Step 3: Cross multiply
    5,414.48x = 8,122.01 × 1,716.99
  4. Step 4: Simplify right side
    5,414.48x = 13,945,409.95
  5. Step 5: Solve for x
    x = 13,945,409.95/5,414.48
  6. Step 6: Final answer
    x = 2,575.58

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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.