Home / 8,432.11-12,651.45-3,500.50

Finding the Fourth Proportional to 8,432.11, 12,651.45 and 3,500.50

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Solution

The fourth proportional to 8,432.11, 12,651.45 and 3,500.50 is: 5,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.11 : 12,651.45 = 3,500.50 : x
  2. Step 2: Convert to fraction form
    8,432.11/12,651.45 = 3,500.50/x
  3. Step 3: Cross multiply
    8,432.11x = 12,651.45 × 3,500.50
  4. Step 4: Simplify right side
    8,432.11x = 44,286,400.73
  5. Step 5: Solve for x
    x = 44,286,400.73/8,432.11
  6. Step 6: Final answer
    x = 5,252.11

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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.