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Finding the Fourth Proportional to 5,938.12, 8,910.27 and 4,308.12

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Solution

The fourth proportional to 5,938.12, 8,910.27 and 4,308.12 is: 6,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.12 : 8,910.27 = 4,308.12 : x
  2. Step 2: Convert to fraction form
    5,938.12/8,910.27 = 4,308.12/x
  3. Step 3: Cross multiply
    5,938.12x = 8,910.27 × 4,308.12
  4. Step 4: Simplify right side
    5,938.12x = 38,386,512.39
  5. Step 5: Solve for x
    x = 38,386,512.39/5,938.12
  6. Step 6: Final answer
    x = 6,464.42

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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.