Home / 3,082-4,617.87-2,040.61

Finding the Fourth Proportional to 3,082, 4,617.87 and 2,040.61

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Solution

The fourth proportional to 3,082, 4,617.87 and 2,040.61 is: 3,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082 : 4,617.87 = 2,040.61 : x
  2. Step 2: Convert to fraction form
    3,082/4,617.87 = 2,040.61/x
  3. Step 3: Cross multiply
    3,082x = 4,617.87 × 2,040.61
  4. Step 4: Simplify right side
    3,082x = 9,423,271.70
  5. Step 5: Solve for x
    x = 9,423,271.70/3,082
  6. Step 6: Final answer
    x = 3,057.52

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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.