Home / 5,484.66-8,230.95-2,198.72

Finding the Fourth Proportional to 5,484.66, 8,230.95 and 2,198.72

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Solution

The fourth proportional to 5,484.66, 8,230.95 and 2,198.72 is: 3,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.66 : 8,230.95 = 2,198.72 : x
  2. Step 2: Convert to fraction form
    5,484.66/8,230.95 = 2,198.72/x
  3. Step 3: Cross multiply
    5,484.66x = 8,230.95 × 2,198.72
  4. Step 4: Simplify right side
    5,484.66x = 18,097,513.23
  5. Step 5: Solve for x
    x = 18,097,513.23/5,484.66
  6. Step 6: Final answer
    x = 3,299.66

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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.