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Finding the Fourth Proportional to 4,711.86, 7,068.93 and 3,327.90

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Solution

The fourth proportional to 4,711.86, 7,068.93 and 3,327.90 is: 4,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.86 : 7,068.93 = 3,327.90 : x
  2. Step 2: Convert to fraction form
    4,711.86/7,068.93 = 3,327.90/x
  3. Step 3: Cross multiply
    4,711.86x = 7,068.93 × 3,327.90
  4. Step 4: Simplify right side
    4,711.86x = 23,524,692.15
  5. Step 5: Solve for x
    x = 23,524,692.15/4,711.86
  6. Step 6: Final answer
    x = 4,992.66

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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.