Home / 3,912.08-5,864.76-1,719.10

Finding the Fourth Proportional to 3,912.08, 5,864.76 and 1,719.10

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Solution

The fourth proportional to 3,912.08, 5,864.76 and 1,719.10 is: 2,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.08 : 5,864.76 = 1,719.10 : x
  2. Step 2: Convert to fraction form
    3,912.08/5,864.76 = 1,719.10/x
  3. Step 3: Cross multiply
    3,912.08x = 5,864.76 × 1,719.10
  4. Step 4: Simplify right side
    3,912.08x = 10,082,108.92
  5. Step 5: Solve for x
    x = 10,082,108.92/3,912.08
  6. Step 6: Final answer
    x = 2,577.17

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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.