Home / 8,276.96-12,418.20-3,343.94

Finding the Fourth Proportional to 8,276.96, 12,418.20 and 3,343.94

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Solution

The fourth proportional to 8,276.96, 12,418.20 and 3,343.94 is: 5,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.96 : 12,418.20 = 3,343.94 : x
  2. Step 2: Convert to fraction form
    8,276.96/12,418.20 = 3,343.94/x
  3. Step 3: Cross multiply
    8,276.96x = 12,418.20 × 3,343.94
  4. Step 4: Simplify right side
    8,276.96x = 41,525,715.71
  5. Step 5: Solve for x
    x = 41,525,715.71/8,276.96
  6. Step 6: Final answer
    x = 5,017.03

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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.