Home / 5,482.46-8,223.62-1,322.43

Finding the Fourth Proportional to 5,482.46, 8,223.62 and 1,322.43

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Solution

The fourth proportional to 5,482.46, 8,223.62 and 1,322.43 is: 1,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.46 : 8,223.62 = 1,322.43 : x
  2. Step 2: Convert to fraction form
    5,482.46/8,223.62 = 1,322.43/x
  3. Step 3: Cross multiply
    5,482.46x = 8,223.62 × 1,322.43
  4. Step 4: Simplify right side
    5,482.46x = 10,875,155.18
  5. Step 5: Solve for x
    x = 10,875,155.18/5,482.46
  6. Step 6: Final answer
    x = 1,983.63

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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.