Home / 4,206.88-5,805.69-2,439.04

Finding the Fourth Proportional to 4,206.88, 5,805.69 and 2,439.04

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Solution

The fourth proportional to 4,206.88, 5,805.69 and 2,439.04 is: 3,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.88 : 5,805.69 = 2,439.04 : x
  2. Step 2: Convert to fraction form
    4,206.88/5,805.69 = 2,439.04/x
  3. Step 3: Cross multiply
    4,206.88x = 5,805.69 × 2,439.04
  4. Step 4: Simplify right side
    4,206.88x = 14,160,310.14
  5. Step 5: Solve for x
    x = 14,160,310.14/4,206.88
  6. Step 6: Final answer
    x = 3,365.99

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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.