Home / 11,568.40-17,350-5,322.42

Finding the Fourth Proportional to 11,568.40, 17,350 and 5,322.42

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Solution

The fourth proportional to 11,568.40, 17,350 and 5,322.42 is: 7,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568.40 : 17,350 = 5,322.42 : x
  2. Step 2: Convert to fraction form
    11,568.40/17,350 = 5,322.42/x
  3. Step 3: Cross multiply
    11,568.40x = 17,350 × 5,322.42
  4. Step 4: Simplify right side
    11,568.40x = 92,343,987
  5. Step 5: Solve for x
    x = 92,343,987/11,568.40
  6. Step 6: Final answer
    x = 7,982.43

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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.