Home / 5,618.44-8,425.06-3,279.13

Finding the Fourth Proportional to 5,618.44, 8,425.06 and 3,279.13

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Solution

The fourth proportional to 5,618.44, 8,425.06 and 3,279.13 is: 4,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.44 : 8,425.06 = 3,279.13 : x
  2. Step 2: Convert to fraction form
    5,618.44/8,425.06 = 3,279.13/x
  3. Step 3: Cross multiply
    5,618.44x = 8,425.06 × 3,279.13
  4. Step 4: Simplify right side
    5,618.44x = 27,626,824.87
  5. Step 5: Solve for x
    x = 27,626,824.87/5,618.44
  6. Step 6: Final answer
    x = 4,917.17

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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.