Home / 8,723.18-13,088.24-3,176.91

Finding the Fourth Proportional to 8,723.18, 13,088.24 and 3,176.91

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Solution

The fourth proportional to 8,723.18, 13,088.24 and 3,176.91 is: 4,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.18 : 13,088.24 = 3,176.91 : x
  2. Step 2: Convert to fraction form
    8,723.18/13,088.24 = 3,176.91/x
  3. Step 3: Cross multiply
    8,723.18x = 13,088.24 × 3,176.91
  4. Step 4: Simplify right side
    8,723.18x = 41,580,160.54
  5. Step 5: Solve for x
    x = 41,580,160.54/8,723.18
  6. Step 6: Final answer
    x = 4,766.63

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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.