Home / 12,610.44-17,398.31-7,304.22

Finding the Fourth Proportional to 12,610.44, 17,398.31 and 7,304.22

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Solution

The fourth proportional to 12,610.44, 17,398.31 and 7,304.22 is: 10,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.44 : 17,398.31 = 7,304.22 : x
  2. Step 2: Convert to fraction form
    12,610.44/17,398.31 = 7,304.22/x
  3. Step 3: Cross multiply
    12,610.44x = 17,398.31 × 7,304.22
  4. Step 4: Simplify right side
    12,610.44x = 127,081,047.35
  5. Step 5: Solve for x
    x = 127,081,047.35/12,610.44
  6. Step 6: Final answer
    x = 10,077.45

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Half scale
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Similar ratio
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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.