Home / 12,338.03-17,026.89-6,749.03

Finding the Fourth Proportional to 12,338.03, 17,026.89 and 6,749.03

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Solution

The fourth proportional to 12,338.03, 17,026.89 and 6,749.03 is: 9,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338.03 : 17,026.89 = 6,749.03 : x
  2. Step 2: Convert to fraction form
    12,338.03/17,026.89 = 6,749.03/x
  3. Step 3: Cross multiply
    12,338.03x = 17,026.89 × 6,749.03
  4. Step 4: Simplify right side
    12,338.03x = 114,914,991.42
  5. Step 5: Solve for x
    x = 114,914,991.42/12,338.03
  6. Step 6: Final answer
    x = 9,313.88

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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.