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Finding the Fourth Proportional to 5,845.70, 8,770.59 and 3,651.86

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Solution

The fourth proportional to 5,845.70, 8,770.59 and 3,651.86 is: 5,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.70 : 8,770.59 = 3,651.86 : x
  2. Step 2: Convert to fraction form
    5,845.70/8,770.59 = 3,651.86/x
  3. Step 3: Cross multiply
    5,845.70x = 8,770.59 × 3,651.86
  4. Step 4: Simplify right side
    5,845.70x = 32,028,922.94
  5. Step 5: Solve for x
    x = 32,028,922.94/5,845.70
  6. Step 6: Final answer
    x = 5,479.06

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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.