Home / 10,009.34-13,811.68-5,532.48

Finding the Fourth Proportional to 10,009.34, 13,811.68 and 5,532.48

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Solution

The fourth proportional to 10,009.34, 13,811.68 and 5,532.48 is: 7,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.34 : 13,811.68 = 5,532.48 : x
  2. Step 2: Convert to fraction form
    10,009.34/13,811.68 = 5,532.48/x
  3. Step 3: Cross multiply
    10,009.34x = 13,811.68 × 5,532.48
  4. Step 4: Simplify right side
    10,009.34x = 76,412,843.37
  5. Step 5: Solve for x
    x = 76,412,843.37/10,009.34
  6. Step 6: Final answer
    x = 7,634.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.