Home / 8,342.32-12,513.50-3,346.96

Finding the Fourth Proportional to 8,342.32, 12,513.50 and 3,346.96

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Solution

The fourth proportional to 8,342.32, 12,513.50 and 3,346.96 is: 5,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.32 : 12,513.50 = 3,346.96 : x
  2. Step 2: Convert to fraction form
    8,342.32/12,513.50 = 3,346.96/x
  3. Step 3: Cross multiply
    8,342.32x = 12,513.50 × 3,346.96
  4. Step 4: Simplify right side
    8,342.32x = 41,882,183.96
  5. Step 5: Solve for x
    x = 41,882,183.96/8,342.32
  6. Step 6: Final answer
    x = 5,020.45

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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.