Home / 8,523.37-12,766.59-4,131.64

Finding the Fourth Proportional to 8,523.37, 12,766.59 and 4,131.64

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Solution

The fourth proportional to 8,523.37, 12,766.59 and 4,131.64 is: 6,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,523.37 : 12,766.59 = 4,131.64 : x
  2. Step 2: Convert to fraction form
    8,523.37/12,766.59 = 4,131.64/x
  3. Step 3: Cross multiply
    8,523.37x = 12,766.59 × 4,131.64
  4. Step 4: Simplify right side
    8,523.37x = 52,746,953.91
  5. Step 5: Solve for x
    x = 52,746,953.91/8,523.37
  6. Step 6: Final answer
    x = 6,188.51

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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.