Home / 3,205.14-4,807.74-1,356.02

Finding the Fourth Proportional to 3,205.14, 4,807.74 and 1,356.02

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Solution

The fourth proportional to 3,205.14, 4,807.74 and 1,356.02 is: 2,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.14 : 4,807.74 = 1,356.02 : x
  2. Step 2: Convert to fraction form
    3,205.14/4,807.74 = 1,356.02/x
  3. Step 3: Cross multiply
    3,205.14x = 4,807.74 × 1,356.02
  4. Step 4: Simplify right side
    3,205.14x = 6,519,367.56
  5. Step 5: Solve for x
    x = 6,519,367.56/3,205.14
  6. Step 6: Final answer
    x = 2,034.04

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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.