Home / 8,623.72-12,935.70-2,467.72

Finding the Fourth Proportional to 8,623.72, 12,935.70 and 2,467.72

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Solution

The fourth proportional to 8,623.72, 12,935.70 and 2,467.72 is: 3,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.72 : 12,935.70 = 2,467.72 : x
  2. Step 2: Convert to fraction form
    8,623.72/12,935.70 = 2,467.72/x
  3. Step 3: Cross multiply
    8,623.72x = 12,935.70 × 2,467.72
  4. Step 4: Simplify right side
    8,623.72x = 31,921,685.60
  5. Step 5: Solve for x
    x = 31,921,685.60/8,623.72
  6. Step 6: Final answer
    x = 3,701.61

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1.5x scale

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.