Home / 5,446.12-8,161.80-2,843.68

Finding the Fourth Proportional to 5,446.12, 8,161.80 and 2,843.68

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Solution

The fourth proportional to 5,446.12, 8,161.80 and 2,843.68 is: 4,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.12 : 8,161.80 = 2,843.68 : x
  2. Step 2: Convert to fraction form
    5,446.12/8,161.80 = 2,843.68/x
  3. Step 3: Cross multiply
    5,446.12x = 8,161.80 × 2,843.68
  4. Step 4: Simplify right side
    5,446.12x = 23,209,547.42
  5. Step 5: Solve for x
    x = 23,209,547.42/5,446.12
  6. Step 6: Final answer
    x = 4,261.67

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1.5x scale

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.