Home / 12,346.82-17,038.62-6,757.82

Finding the Fourth Proportional to 12,346.82, 17,038.62 and 6,757.82

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Solution

The fourth proportional to 12,346.82, 17,038.62 and 6,757.82 is: 9,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.82 : 17,038.62 = 6,757.82 : x
  2. Step 2: Convert to fraction form
    12,346.82/17,038.62 = 6,757.82/x
  3. Step 3: Cross multiply
    12,346.82x = 17,038.62 × 6,757.82
  4. Step 4: Simplify right side
    12,346.82x = 115,143,808.03
  5. Step 5: Solve for x
    x = 115,143,808.03/12,346.82
  6. Step 6: Final answer
    x = 9,325.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.