Home / 8,341.72-12,519.09-3,664.94

Finding the Fourth Proportional to 8,341.72, 12,519.09 and 3,664.94

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Solution

The fourth proportional to 8,341.72, 12,519.09 and 3,664.94 is: 5,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.72 : 12,519.09 = 3,664.94 : x
  2. Step 2: Convert to fraction form
    8,341.72/12,519.09 = 3,664.94/x
  3. Step 3: Cross multiply
    8,341.72x = 12,519.09 × 3,664.94
  4. Step 4: Simplify right side
    8,341.72x = 45,881,651.11
  5. Step 5: Solve for x
    x = 45,881,651.11/8,341.72
  6. Step 6: Final answer
    x = 5,500.26

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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.