Home / 5,519.40-8,281.71-2,234.76

Finding the Fourth Proportional to 5,519.40, 8,281.71 and 2,234.76

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Solution

The fourth proportional to 5,519.40, 8,281.71 and 2,234.76 is: 3,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.40 : 8,281.71 = 2,234.76 : x
  2. Step 2: Convert to fraction form
    5,519.40/8,281.71 = 2,234.76/x
  3. Step 3: Cross multiply
    5,519.40x = 8,281.71 × 2,234.76
  4. Step 4: Simplify right side
    5,519.40x = 18,507,634.24
  5. Step 5: Solve for x
    x = 18,507,634.24/5,519.40
  6. Step 6: Final answer
    x = 3,353.20

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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.