Home / 8,719.17-13,076.73-3,173.10

Finding the Fourth Proportional to 8,719.17, 13,076.73 and 3,173.10

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Solution

The fourth proportional to 8,719.17, 13,076.73 and 3,173.10 is: 4,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.17 : 13,076.73 = 3,173.10 : x
  2. Step 2: Convert to fraction form
    8,719.17/13,076.73 = 3,173.10/x
  3. Step 3: Cross multiply
    8,719.17x = 13,076.73 × 3,173.10
  4. Step 4: Simplify right side
    8,719.17x = 41,493,771.96
  5. Step 5: Solve for x
    x = 41,493,771.96/8,719.17
  6. Step 6: Final answer
    x = 4,758.91

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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.