Home / 3,378.92-4,662.41-2,050.31

Finding the Fourth Proportional to 3,378.92, 4,662.41 and 2,050.31

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Solution

The fourth proportional to 3,378.92, 4,662.41 and 2,050.31 is: 2,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.92 : 4,662.41 = 2,050.31 : x
  2. Step 2: Convert to fraction form
    3,378.92/4,662.41 = 2,050.31/x
  3. Step 3: Cross multiply
    3,378.92x = 4,662.41 × 2,050.31
  4. Step 4: Simplify right side
    3,378.92x = 9,559,398.78
  5. Step 5: Solve for x
    x = 9,559,398.78/3,378.92
  6. Step 6: Final answer
    x = 2,829.13

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1.5x scale

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.