Home / 5,651.55-8,474.00-2,318.81

Finding the Fourth Proportional to 5,651.55, 8,474.00 and 2,318.81

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Solution

The fourth proportional to 5,651.55, 8,474.00 and 2,318.81 is: 3,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.55 : 8,474.00 = 2,318.81 : x
  2. Step 2: Convert to fraction form
    5,651.55/8,474.00 = 2,318.81/x
  3. Step 3: Cross multiply
    5,651.55x = 8,474.00 × 2,318.81
  4. Step 4: Simplify right side
    5,651.55x = 19,649,541.98
  5. Step 5: Solve for x
    x = 19,649,541.98/5,651.55
  6. Step 6: Final answer
    x = 3,476.84

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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.