Home / 6,142.77-8,475.23-3,623.97

Finding the Fourth Proportional to 6,142.77, 8,475.23 and 3,623.97

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Solution

The fourth proportional to 6,142.77, 8,475.23 and 3,623.97 is: 5,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.77 : 8,475.23 = 3,623.97 : x
  2. Step 2: Convert to fraction form
    6,142.77/8,475.23 = 3,623.97/x
  3. Step 3: Cross multiply
    6,142.77x = 8,475.23 × 3,623.97
  4. Step 4: Simplify right side
    6,142.77x = 30,714,020.11
  5. Step 5: Solve for x
    x = 30,714,020.11/6,142.77
  6. Step 6: Final answer
    x = 5,000.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.