Home / 2,055.02-3,082.55-516.02

Finding the Fourth Proportional to 2,055.02, 3,082.55 and 516.02

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Solution

The fourth proportional to 2,055.02, 3,082.55 and 516.02 is: 774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.02 : 3,082.55 = 516.02 : x
  2. Step 2: Convert to fraction form
    2,055.02/3,082.55 = 516.02/x
  3. Step 3: Cross multiply
    2,055.02x = 3,082.55 × 516.02
  4. Step 4: Simplify right side
    2,055.02x = 1,590,657.45
  5. Step 5: Solve for x
    x = 1,590,657.45/2,055.02
  6. Step 6: Final answer
    x = 774.04

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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.