Home / 3,356.45-4,631.19-2,029.89

Finding the Fourth Proportional to 3,356.45, 4,631.19 and 2,029.89

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Solution

The fourth proportional to 3,356.45, 4,631.19 and 2,029.89 is: 2,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.45 : 4,631.19 = 2,029.89 : x
  2. Step 2: Convert to fraction form
    3,356.45/4,631.19 = 2,029.89/x
  3. Step 3: Cross multiply
    3,356.45x = 4,631.19 × 2,029.89
  4. Step 4: Simplify right side
    3,356.45x = 9,400,806.27
  5. Step 5: Solve for x
    x = 9,400,806.27/3,356.45
  6. Step 6: Final answer
    x = 2,800.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.