Home / 11,530.44-15,909.07-7,052.56

Finding the Fourth Proportional to 11,530.44, 15,909.07 and 7,052.56

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Solution

The fourth proportional to 11,530.44, 15,909.07 and 7,052.56 is: 9,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.44 : 15,909.07 = 7,052.56 : x
  2. Step 2: Convert to fraction form
    11,530.44/15,909.07 = 7,052.56/x
  3. Step 3: Cross multiply
    11,530.44x = 15,909.07 × 7,052.56
  4. Step 4: Simplify right side
    11,530.44x = 112,199,591.17
  5. Step 5: Solve for x
    x = 112,199,591.17/11,530.44
  6. Step 6: Final answer
    x = 9,730.73

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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.