Home / 8,474.45-12,710.66-2,234.93

Finding the Fourth Proportional to 8,474.45, 12,710.66 and 2,234.93

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Solution

The fourth proportional to 8,474.45, 12,710.66 and 2,234.93 is: 3,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.45 : 12,710.66 = 2,234.93 : x
  2. Step 2: Convert to fraction form
    8,474.45/12,710.66 = 2,234.93/x
  3. Step 3: Cross multiply
    8,474.45x = 12,710.66 × 2,234.93
  4. Step 4: Simplify right side
    8,474.45x = 28,407,360.63
  5. Step 5: Solve for x
    x = 28,407,360.63/8,474.45
  6. Step 6: Final answer
    x = 3,352.12

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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.