Home / 12,546.56-17,313.66-7,243.08

Finding the Fourth Proportional to 12,546.56, 17,313.66 and 7,243.08

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Solution

The fourth proportional to 12,546.56, 17,313.66 and 7,243.08 is: 9,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.56 : 17,313.66 = 7,243.08 : x
  2. Step 2: Convert to fraction form
    12,546.56/17,313.66 = 7,243.08/x
  3. Step 3: Cross multiply
    12,546.56x = 17,313.66 × 7,243.08
  4. Step 4: Simplify right side
    12,546.56x = 125,404,224.47
  5. Step 5: Solve for x
    x = 125,404,224.47/12,546.56
  6. Step 6: Final answer
    x = 9,995.11

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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.