Home / 5,517.13-8,273.94-1,818.67

Finding the Fourth Proportional to 5,517.13, 8,273.94 and 1,818.67

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Solution

The fourth proportional to 5,517.13, 8,273.94 and 1,818.67 is: 2,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.13 : 8,273.94 = 1,818.67 : x
  2. Step 2: Convert to fraction form
    5,517.13/8,273.94 = 1,818.67/x
  3. Step 3: Cross multiply
    5,517.13x = 8,273.94 × 1,818.67
  4. Step 4: Simplify right side
    5,517.13x = 15,047,566.46
  5. Step 5: Solve for x
    x = 15,047,566.46/5,517.13
  6. Step 6: Final answer
    x = 2,727.43

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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.