Home / 5,651.13-8,471.05-2,684.36

Finding the Fourth Proportional to 5,651.13, 8,471.05 and 2,684.36

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Solution

The fourth proportional to 5,651.13, 8,471.05 and 2,684.36 is: 4,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.13 : 8,471.05 = 2,684.36 : x
  2. Step 2: Convert to fraction form
    5,651.13/8,471.05 = 2,684.36/x
  3. Step 3: Cross multiply
    5,651.13x = 8,471.05 × 2,684.36
  4. Step 4: Simplify right side
    5,651.13x = 22,739,305.42
  5. Step 5: Solve for x
    x = 22,739,305.42/5,651.13
  6. Step 6: Final answer
    x = 4,023.85

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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.