Home / 8,234.42-12,340.68-4,341.56

Finding the Fourth Proportional to 8,234.42, 12,340.68 and 4,341.56

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Solution

The fourth proportional to 8,234.42, 12,340.68 and 4,341.56 is: 6,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.42 : 12,340.68 = 4,341.56 : x
  2. Step 2: Convert to fraction form
    8,234.42/12,340.68 = 4,341.56/x
  3. Step 3: Cross multiply
    8,234.42x = 12,340.68 × 4,341.56
  4. Step 4: Simplify right side
    8,234.42x = 53,577,802.66
  5. Step 5: Solve for x
    x = 53,577,802.66/8,234.42
  6. Step 6: Final answer
    x = 6,506.57

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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.