Home / 4,209.44-5,806.62-2,440.80

Finding the Fourth Proportional to 4,209.44, 5,806.62 and 2,440.80

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Solution

The fourth proportional to 4,209.44, 5,806.62 and 2,440.80 is: 3,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.44 : 5,806.62 = 2,440.80 : x
  2. Step 2: Convert to fraction form
    4,209.44/5,806.62 = 2,440.80/x
  3. Step 3: Cross multiply
    4,209.44x = 5,806.62 × 2,440.80
  4. Step 4: Simplify right side
    4,209.44x = 14,172,798.10
  5. Step 5: Solve for x
    x = 14,172,798.10/4,209.44
  6. Step 6: Final answer
    x = 3,366.91

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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.