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Finding the Fourth Proportional to 6,379.56, 8,801.29 and 4,704.99

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Solution

The fourth proportional to 6,379.56, 8,801.29 and 4,704.99 is: 6,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.56 : 8,801.29 = 4,704.99 : x
  2. Step 2: Convert to fraction form
    6,379.56/8,801.29 = 4,704.99/x
  3. Step 3: Cross multiply
    6,379.56x = 8,801.29 × 4,704.99
  4. Step 4: Simplify right side
    6,379.56x = 41,409,954.31
  5. Step 5: Solve for x
    x = 41,409,954.31/6,379.56
  6. Step 6: Final answer
    x = 6,491.04

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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.