Home / 5,482.62-8,224.67-1,971.92

Finding the Fourth Proportional to 5,482.62, 8,224.67 and 1,971.92

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Solution

The fourth proportional to 5,482.62, 8,224.67 and 1,971.92 is: 2,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.62 : 8,224.67 = 1,971.92 : x
  2. Step 2: Convert to fraction form
    5,482.62/8,224.67 = 1,971.92/x
  3. Step 3: Cross multiply
    5,482.62x = 8,224.67 × 1,971.92
  4. Step 4: Simplify right side
    5,482.62x = 16,218,416.76
  5. Step 5: Solve for x
    x = 16,218,416.76/5,482.62
  6. Step 6: Final answer
    x = 2,958.15

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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.