Home / 6,417-9,625.50-2,719.08

Finding the Fourth Proportional to 6,417, 9,625.50 and 2,719.08

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Solution

The fourth proportional to 6,417, 9,625.50 and 2,719.08 is: 4,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417 : 9,625.50 = 2,719.08 : x
  2. Step 2: Convert to fraction form
    6,417/9,625.50 = 2,719.08/x
  3. Step 3: Cross multiply
    6,417x = 9,625.50 × 2,719.08
  4. Step 4: Simplify right side
    6,417x = 26,172,504.54
  5. Step 5: Solve for x
    x = 26,172,504.54/6,417
  6. Step 6: Final answer
    x = 4,078.62

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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.