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Finding the Fourth Proportional to 6,563.36, 9,845.66 and 2,613.67

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Solution

The fourth proportional to 6,563.36, 9,845.66 and 2,613.67 is: 3,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.36 : 9,845.66 = 2,613.67 : x
  2. Step 2: Convert to fraction form
    6,563.36/9,845.66 = 2,613.67/x
  3. Step 3: Cross multiply
    6,563.36x = 9,845.66 × 2,613.67
  4. Step 4: Simplify right side
    6,563.36x = 25,733,276.80
  5. Step 5: Solve for x
    x = 25,733,276.80/6,563.36
  6. Step 6: Final answer
    x = 3,920.75

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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.