Home / 4,238.20-6,354.99-3,366.30

Finding the Fourth Proportional to 4,238.20, 6,354.99 and 3,366.30

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Solution

The fourth proportional to 4,238.20, 6,354.99 and 3,366.30 is: 5,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.20 : 6,354.99 = 3,366.30 : x
  2. Step 2: Convert to fraction form
    4,238.20/6,354.99 = 3,366.30/x
  3. Step 3: Cross multiply
    4,238.20x = 6,354.99 × 3,366.30
  4. Step 4: Simplify right side
    4,238.20x = 21,392,802.84
  5. Step 5: Solve for x
    x = 21,392,802.84/4,238.20
  6. Step 6: Final answer
    x = 5,047.62

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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.