Home / 6,385.14-9,579.36-2,002.68

Finding the Fourth Proportional to 6,385.14, 9,579.36 and 2,002.68

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Solution

The fourth proportional to 6,385.14, 9,579.36 and 2,002.68 is: 3,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.14 : 9,579.36 = 2,002.68 : x
  2. Step 2: Convert to fraction form
    6,385.14/9,579.36 = 2,002.68/x
  3. Step 3: Cross multiply
    6,385.14x = 9,579.36 × 2,002.68
  4. Step 4: Simplify right side
    6,385.14x = 19,184,392.68
  5. Step 5: Solve for x
    x = 19,184,392.68/6,385.14
  6. Step 6: Final answer
    x = 3,004.54

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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.