Home / 5,463.45-8,198.55-2,176.20

Finding the Fourth Proportional to 5,463.45, 8,198.55 and 2,176.20

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Solution

The fourth proportional to 5,463.45, 8,198.55 and 2,176.20 is: 3,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.45 : 8,198.55 = 2,176.20 : x
  2. Step 2: Convert to fraction form
    5,463.45/8,198.55 = 2,176.20/x
  3. Step 3: Cross multiply
    5,463.45x = 8,198.55 × 2,176.20
  4. Step 4: Simplify right side
    5,463.45x = 17,841,684.51
  5. Step 5: Solve for x
    x = 17,841,684.51/5,463.45
  6. Step 6: Final answer
    x = 3,265.64

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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.