Home / 12,743.29-17,584.44-7,441.18

Finding the Fourth Proportional to 12,743.29, 17,584.44 and 7,441.18

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Solution

The fourth proportional to 12,743.29, 17,584.44 and 7,441.18 is: 10,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.29 : 17,584.44 = 7,441.18 : x
  2. Step 2: Convert to fraction form
    12,743.29/17,584.44 = 7,441.18/x
  3. Step 3: Cross multiply
    12,743.29x = 17,584.44 × 7,441.18
  4. Step 4: Simplify right side
    12,743.29x = 130,848,983.24
  5. Step 5: Solve for x
    x = 130,848,983.24/12,743.29
  6. Step 6: Final answer
    x = 10,268.07

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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.