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Finding the Fourth Proportional to 6,379.02, 9,568.80 and 3,094.88

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Solution

The fourth proportional to 6,379.02, 9,568.80 and 3,094.88 is: 4,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.02 : 9,568.80 = 3,094.88 : x
  2. Step 2: Convert to fraction form
    6,379.02/9,568.80 = 3,094.88/x
  3. Step 3: Cross multiply
    6,379.02x = 9,568.80 × 3,094.88
  4. Step 4: Simplify right side
    6,379.02x = 29,614,239.90
  5. Step 5: Solve for x
    x = 29,614,239.90/6,379.02
  6. Step 6: Final answer
    x = 4,642.44

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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.