Home / 5,446.87-8,171.90-1,749.02

Finding the Fourth Proportional to 5,446.87, 8,171.90 and 1,749.02

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Solution

The fourth proportional to 5,446.87, 8,171.90 and 1,749.02 is: 2,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.87 : 8,171.90 = 1,749.02 : x
  2. Step 2: Convert to fraction form
    5,446.87/8,171.90 = 1,749.02/x
  3. Step 3: Cross multiply
    5,446.87x = 8,171.90 × 1,749.02
  4. Step 4: Simplify right side
    5,446.87x = 14,292,807.79
  5. Step 5: Solve for x
    x = 14,292,807.79/5,446.87
  6. Step 6: Final answer
    x = 2,624.04

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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.