Home / 10,568.88-15,851.80-7,396.68

Finding the Fourth Proportional to 10,568.88, 15,851.80 and 7,396.68

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Solution

The fourth proportional to 10,568.88, 15,851.80 and 7,396.68 is: 11,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.88 : 15,851.80 = 7,396.68 : x
  2. Step 2: Convert to fraction form
    10,568.88/15,851.80 = 7,396.68/x
  3. Step 3: Cross multiply
    10,568.88x = 15,851.80 × 7,396.68
  4. Step 4: Simplify right side
    10,568.88x = 117,250,760.71
  5. Step 5: Solve for x
    x = 117,250,760.71/10,568.88
  6. Step 6: Final answer
    x = 11,093.96

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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.