Home / 12,741.03-17,583.53-7,076.07

Finding the Fourth Proportional to 12,741.03, 17,583.53 and 7,076.07

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Solution

The fourth proportional to 12,741.03, 17,583.53 and 7,076.07 is: 9,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.03 : 17,583.53 = 7,076.07 : x
  2. Step 2: Convert to fraction form
    12,741.03/17,583.53 = 7,076.07/x
  3. Step 3: Cross multiply
    12,741.03x = 17,583.53 × 7,076.07
  4. Step 4: Simplify right side
    12,741.03x = 124,422,253.75
  5. Step 5: Solve for x
    x = 124,422,253.75/12,741.03
  6. Step 6: Final answer
    x = 9,765.48

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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.