Home / 12,546.09-17,313.03-7,507.26

Finding the Fourth Proportional to 12,546.09, 17,313.03 and 7,507.26

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Solution

The fourth proportional to 12,546.09, 17,313.03 and 7,507.26 is: 10,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.09 : 17,313.03 = 7,507.26 : x
  2. Step 2: Convert to fraction form
    12,546.09/17,313.03 = 7,507.26/x
  3. Step 3: Cross multiply
    12,546.09x = 17,313.03 × 7,507.26
  4. Step 4: Simplify right side
    12,546.09x = 129,973,417.60
  5. Step 5: Solve for x
    x = 129,973,417.60/12,546.09
  6. Step 6: Final answer
    x = 10,359.68

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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.