Home / 5,728.11-8,592.39-2,438.96

Finding the Fourth Proportional to 5,728.11, 8,592.39 and 2,438.96

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Solution

The fourth proportional to 5,728.11, 8,592.39 and 2,438.96 is: 3,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.11 : 8,592.39 = 2,438.96 : x
  2. Step 2: Convert to fraction form
    5,728.11/8,592.39 = 2,438.96/x
  3. Step 3: Cross multiply
    5,728.11x = 8,592.39 × 2,438.96
  4. Step 4: Simplify right side
    5,728.11x = 20,956,452.55
  5. Step 5: Solve for x
    x = 20,956,452.55/5,728.11
  6. Step 6: Final answer
    x = 3,658.53

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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.