Home / 8,682.85-13,026.70-3,492.37

Finding the Fourth Proportional to 8,682.85, 13,026.70 and 3,492.37

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Solution

The fourth proportional to 8,682.85, 13,026.70 and 3,492.37 is: 5,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.85 : 13,026.70 = 3,492.37 : x
  2. Step 2: Convert to fraction form
    8,682.85/13,026.70 = 3,492.37/x
  3. Step 3: Cross multiply
    8,682.85x = 13,026.70 × 3,492.37
  4. Step 4: Simplify right side
    8,682.85x = 45,494,028.08
  5. Step 5: Solve for x
    x = 45,494,028.08/8,682.85
  6. Step 6: Final answer
    x = 5,239.53

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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.