Home / 3,203.85-4,800.90-2,378.26

Finding the Fourth Proportional to 3,203.85, 4,800.90 and 2,378.26

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Solution

The fourth proportional to 3,203.85, 4,800.90 and 2,378.26 is: 3,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.85 : 4,800.90 = 2,378.26 : x
  2. Step 2: Convert to fraction form
    3,203.85/4,800.90 = 2,378.26/x
  3. Step 3: Cross multiply
    3,203.85x = 4,800.90 × 2,378.26
  4. Step 4: Simplify right side
    3,203.85x = 11,417,788.43
  5. Step 5: Solve for x
    x = 11,417,788.43/3,203.85
  6. Step 6: Final answer
    x = 3,563.77

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1.5x scale

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.