Home / 1,832.95-2,749.61-516.70

Finding the Fourth Proportional to 1,832.95, 2,749.61 and 516.70

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Solution

The fourth proportional to 1,832.95, 2,749.61 and 516.70 is: 775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.95 : 2,749.61 = 516.70 : x
  2. Step 2: Convert to fraction form
    1,832.95/2,749.61 = 516.70/x
  3. Step 3: Cross multiply
    1,832.95x = 2,749.61 × 516.70
  4. Step 4: Simplify right side
    1,832.95x = 1,420,735.95
  5. Step 5: Solve for x
    x = 1,420,735.95/1,832.95
  6. Step 6: Final answer
    x = 775.11

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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.