Home / 7,505.34-11,256.28-2,239.88

Finding the Fourth Proportional to 7,505.34, 11,256.28 and 2,239.88

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Solution

The fourth proportional to 7,505.34, 11,256.28 and 2,239.88 is: 3,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.34 : 11,256.28 = 2,239.88 : x
  2. Step 2: Convert to fraction form
    7,505.34/11,256.28 = 2,239.88/x
  3. Step 3: Cross multiply
    7,505.34x = 11,256.28 × 2,239.88
  4. Step 4: Simplify right side
    7,505.34x = 25,212,716.45
  5. Step 5: Solve for x
    x = 25,212,716.45/7,505.34
  6. Step 6: Final answer
    x = 3,359.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.