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Finding the Fourth Proportional to 3,867.03, 5,336.50 and 2,098.63

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Solution

The fourth proportional to 3,867.03, 5,336.50 and 2,098.63 is: 2,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.03 : 5,336.50 = 2,098.63 : x
  2. Step 2: Convert to fraction form
    3,867.03/5,336.50 = 2,098.63/x
  3. Step 3: Cross multiply
    3,867.03x = 5,336.50 × 2,098.63
  4. Step 4: Simplify right side
    3,867.03x = 11,199,367.49
  5. Step 5: Solve for x
    x = 11,199,367.49/3,867.03
  6. Step 6: Final answer
    x = 2,896.12

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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.