Home / 8,561.70-12,844.37-3,633.66

Finding the Fourth Proportional to 8,561.70, 12,844.37 and 3,633.66

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Solution

The fourth proportional to 8,561.70, 12,844.37 and 3,633.66 is: 5,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561.70 : 12,844.37 = 3,633.66 : x
  2. Step 2: Convert to fraction form
    8,561.70/12,844.37 = 3,633.66/x
  3. Step 3: Cross multiply
    8,561.70x = 12,844.37 × 3,633.66
  4. Step 4: Simplify right side
    8,561.70x = 46,672,082.58
  5. Step 5: Solve for x
    x = 46,672,082.58/8,561.70
  6. Step 6: Final answer
    x = 5,451.26

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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.