Home / 5,322.12-7,977.37-2,204.16

Finding the Fourth Proportional to 5,322.12, 7,977.37 and 2,204.16

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Solution

The fourth proportional to 5,322.12, 7,977.37 and 2,204.16 is: 3,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.12 : 7,977.37 = 2,204.16 : x
  2. Step 2: Convert to fraction form
    5,322.12/7,977.37 = 2,204.16/x
  3. Step 3: Cross multiply
    5,322.12x = 7,977.37 × 2,204.16
  4. Step 4: Simplify right side
    5,322.12x = 17,583,348.95
  5. Step 5: Solve for x
    x = 17,583,348.95/5,322.12
  6. Step 6: Final answer
    x = 3,303.83

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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.