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Finding the Fourth Proportional to 4,198.08, 5,795.28 and 3,079.08

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Solution

The fourth proportional to 4,198.08, 5,795.28 and 3,079.08 is: 4,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.08 : 5,795.28 = 3,079.08 : x
  2. Step 2: Convert to fraction form
    4,198.08/5,795.28 = 3,079.08/x
  3. Step 3: Cross multiply
    4,198.08x = 5,795.28 × 3,079.08
  4. Step 4: Simplify right side
    4,198.08x = 17,844,130.74
  5. Step 5: Solve for x
    x = 17,844,130.74/4,198.08
  6. Step 6: Final answer
    x = 4,250.55

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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.