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Finding the Fourth Proportional to 6,355.69, 8,771.07 and 3,523.03

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Solution

The fourth proportional to 6,355.69, 8,771.07 and 3,523.03 is: 4,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.69 : 8,771.07 = 3,523.03 : x
  2. Step 2: Convert to fraction form
    6,355.69/8,771.07 = 3,523.03/x
  3. Step 3: Cross multiply
    6,355.69x = 8,771.07 × 3,523.03
  4. Step 4: Simplify right side
    6,355.69x = 30,900,742.74
  5. Step 5: Solve for x
    x = 30,900,742.74/6,355.69
  6. Step 6: Final answer
    x = 4,861.90

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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.