Home / 5,322.54-7,983.40-2,201.74

Finding the Fourth Proportional to 5,322.54, 7,983.40 and 2,201.74

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Solution

The fourth proportional to 5,322.54, 7,983.40 and 2,201.74 is: 3,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.54 : 7,983.40 = 2,201.74 : x
  2. Step 2: Convert to fraction form
    5,322.54/7,983.40 = 2,201.74/x
  3. Step 3: Cross multiply
    5,322.54x = 7,983.40 × 2,201.74
  4. Step 4: Simplify right side
    5,322.54x = 17,577,371.12
  5. Step 5: Solve for x
    x = 17,577,371.12/5,322.54
  6. Step 6: Final answer
    x = 3,302.44

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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.