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Finding the Fourth Proportional to 4,739.97, 7,101.32 and 4,636.29

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Solution

The fourth proportional to 4,739.97, 7,101.32 and 4,636.29 is: 6,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.97 : 7,101.32 = 4,636.29 : x
  2. Step 2: Convert to fraction form
    4,739.97/7,101.32 = 4,636.29/x
  3. Step 3: Cross multiply
    4,739.97x = 7,101.32 × 4,636.29
  4. Step 4: Simplify right side
    4,739.97x = 32,923,755.72
  5. Step 5: Solve for x
    x = 32,923,755.72/4,739.97
  6. Step 6: Final answer
    x = 6,945.98

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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.