Home / 6,446.15-9,668.81-3,847.13

Finding the Fourth Proportional to 6,446.15, 9,668.81 and 3,847.13

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Solution

The fourth proportional to 6,446.15, 9,668.81 and 3,847.13 is: 5,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.15 : 9,668.81 = 3,847.13 : x
  2. Step 2: Convert to fraction form
    6,446.15/9,668.81 = 3,847.13/x
  3. Step 3: Cross multiply
    6,446.15x = 9,668.81 × 3,847.13
  4. Step 4: Simplify right side
    6,446.15x = 37,197,101.44
  5. Step 5: Solve for x
    x = 37,197,101.44/6,446.15
  6. Step 6: Final answer
    x = 5,770.44

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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.