Home / 3,082.66-4,621.35-1,235.08

Finding the Fourth Proportional to 3,082.66, 4,621.35 and 1,235.08

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Solution

The fourth proportional to 3,082.66, 4,621.35 and 1,235.08 is: 1,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.66 : 4,621.35 = 1,235.08 : x
  2. Step 2: Convert to fraction form
    3,082.66/4,621.35 = 1,235.08/x
  3. Step 3: Cross multiply
    3,082.66x = 4,621.35 × 1,235.08
  4. Step 4: Simplify right side
    3,082.66x = 5,707,736.96
  5. Step 5: Solve for x
    x = 5,707,736.96/3,082.66
  6. Step 6: Final answer
    x = 1,851.56

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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.