Home / 8,446.32-12,664.94-5,985.95

Finding the Fourth Proportional to 8,446.32, 12,664.94 and 5,985.95

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Solution

The fourth proportional to 8,446.32, 12,664.94 and 5,985.95 is: 8,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.32 : 12,664.94 = 5,985.95 : x
  2. Step 2: Convert to fraction form
    8,446.32/12,664.94 = 5,985.95/x
  3. Step 3: Cross multiply
    8,446.32x = 12,664.94 × 5,985.95
  4. Step 4: Simplify right side
    8,446.32x = 75,811,604.34
  5. Step 5: Solve for x
    x = 75,811,604.34/8,446.32
  6. Step 6: Final answer
    x = 8,975.70

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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.