Home / 5,446.02-8,171.34-2,977.74

Finding the Fourth Proportional to 5,446.02, 8,171.34 and 2,977.74

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Solution

The fourth proportional to 5,446.02, 8,171.34 and 2,977.74 is: 4,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.02 : 8,171.34 = 2,977.74 : x
  2. Step 2: Convert to fraction form
    5,446.02/8,171.34 = 2,977.74/x
  3. Step 3: Cross multiply
    5,446.02x = 8,171.34 × 2,977.74
  4. Step 4: Simplify right side
    5,446.02x = 24,332,125.97
  5. Step 5: Solve for x
    x = 24,332,125.97/5,446.02
  6. Step 6: Final answer
    x = 4,467.87

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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.