Home / 5,474.23-8,200.88-3,619.87

Finding the Fourth Proportional to 5,474.23, 8,200.88 and 3,619.87

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Solution

The fourth proportional to 5,474.23, 8,200.88 and 3,619.87 is: 5,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.23 : 8,200.88 = 3,619.87 : x
  2. Step 2: Convert to fraction form
    5,474.23/8,200.88 = 3,619.87/x
  3. Step 3: Cross multiply
    5,474.23x = 8,200.88 × 3,619.87
  4. Step 4: Simplify right side
    5,474.23x = 29,686,060.38
  5. Step 5: Solve for x
    x = 29,686,060.38/5,474.23
  6. Step 6: Final answer
    x = 5,422.88

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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.