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Finding the Fourth Proportional to 6,399.92, 9,595.16 and 2,014.88

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Solution

The fourth proportional to 6,399.92, 9,595.16 and 2,014.88 is: 3,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.92 : 9,595.16 = 2,014.88 : x
  2. Step 2: Convert to fraction form
    6,399.92/9,595.16 = 2,014.88/x
  3. Step 3: Cross multiply
    6,399.92x = 9,595.16 × 2,014.88
  4. Step 4: Simplify right side
    6,399.92x = 19,333,095.98
  5. Step 5: Solve for x
    x = 19,333,095.98/6,399.92
  6. Step 6: Final answer
    x = 3,020.83

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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.