Home / 6,444.85-9,662.55-2,059.78

Finding the Fourth Proportional to 6,444.85, 9,662.55 and 2,059.78

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Solution

The fourth proportional to 6,444.85, 9,662.55 and 2,059.78 is: 3,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.85 : 9,662.55 = 2,059.78 : x
  2. Step 2: Convert to fraction form
    6,444.85/9,662.55 = 2,059.78/x
  3. Step 3: Cross multiply
    6,444.85x = 9,662.55 × 2,059.78
  4. Step 4: Simplify right side
    6,444.85x = 19,902,716.94
  5. Step 5: Solve for x
    x = 19,902,716.94/6,444.85
  6. Step 6: Final answer
    x = 3,088.16

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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.