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Finding the Fourth Proportional to 5,604.33, 7,733.66 and 3,086.34

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Solution

The fourth proportional to 5,604.33, 7,733.66 and 3,086.34 is: 4,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.33 : 7,733.66 = 3,086.34 : x
  2. Step 2: Convert to fraction form
    5,604.33/7,733.66 = 3,086.34/x
  3. Step 3: Cross multiply
    5,604.33x = 7,733.66 × 3,086.34
  4. Step 4: Simplify right side
    5,604.33x = 23,868,704.20
  5. Step 5: Solve for x
    x = 23,868,704.20/5,604.33
  6. Step 6: Final answer
    x = 4,258.98

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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.