Home / 6,805.19-10,198.27-3,678.45

Finding the Fourth Proportional to 6,805.19, 10,198.27 and 3,678.45

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Solution

The fourth proportional to 6,805.19, 10,198.27 and 3,678.45 is: 5,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.19 : 10,198.27 = 3,678.45 : x
  2. Step 2: Convert to fraction form
    6,805.19/10,198.27 = 3,678.45/x
  3. Step 3: Cross multiply
    6,805.19x = 10,198.27 × 3,678.45
  4. Step 4: Simplify right side
    6,805.19x = 37,513,826.28
  5. Step 5: Solve for x
    x = 37,513,826.28/6,805.19
  6. Step 6: Final answer
    x = 5,512.53

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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.