Home / 5,519.34-8,278.94-2,232.40

Finding the Fourth Proportional to 5,519.34, 8,278.94 and 2,232.40

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Solution

The fourth proportional to 5,519.34, 8,278.94 and 2,232.40 is: 3,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.34 : 8,278.94 = 2,232.40 : x
  2. Step 2: Convert to fraction form
    5,519.34/8,278.94 = 2,232.40/x
  3. Step 3: Cross multiply
    5,519.34x = 8,278.94 × 2,232.40
  4. Step 4: Simplify right side
    5,519.34x = 18,481,905.66
  5. Step 5: Solve for x
    x = 18,481,905.66/5,519.34
  6. Step 6: Final answer
    x = 3,348.57

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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.