Home / 3,568.29-5,352.38-971.22

Finding the Fourth Proportional to 3,568.29, 5,352.38 and 971.22

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Solution

The fourth proportional to 3,568.29, 5,352.38 and 971.22 is: 1,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.29 : 5,352.38 = 971.22 : x
  2. Step 2: Convert to fraction form
    3,568.29/5,352.38 = 971.22/x
  3. Step 3: Cross multiply
    3,568.29x = 5,352.38 × 971.22
  4. Step 4: Simplify right side
    3,568.29x = 5,198,357.36
  5. Step 5: Solve for x
    x = 5,198,357.36/3,568.29
  6. Step 6: Final answer
    x = 1,456.82

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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.