Home / 4,082.96-6,124.30-1,161.28

Finding the Fourth Proportional to 4,082.96, 6,124.30 and 1,161.28

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Solution

The fourth proportional to 4,082.96, 6,124.30 and 1,161.28 is: 1,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.96 : 6,124.30 = 1,161.28 : x
  2. Step 2: Convert to fraction form
    4,082.96/6,124.30 = 1,161.28/x
  3. Step 3: Cross multiply
    4,082.96x = 6,124.30 × 1,161.28
  4. Step 4: Simplify right side
    4,082.96x = 7,112,027.10
  5. Step 5: Solve for x
    x = 7,112,027.10/4,082.96
  6. Step 6: Final answer
    x = 1,741.88

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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.