Home / 7,531.25-11,299.23-3,374.81

Finding the Fourth Proportional to 7,531.25, 11,299.23 and 3,374.81

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Solution

The fourth proportional to 7,531.25, 11,299.23 and 3,374.81 is: 5,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.25 : 11,299.23 = 3,374.81 : x
  2. Step 2: Convert to fraction form
    7,531.25/11,299.23 = 3,374.81/x
  3. Step 3: Cross multiply
    7,531.25x = 11,299.23 × 3,374.81
  4. Step 4: Simplify right side
    7,531.25x = 38,132,754.40
  5. Step 5: Solve for x
    x = 38,132,754.40/7,531.25
  6. Step 6: Final answer
    x = 5,063.27

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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.