Home / 5,872.20-8,808.24-1,976.58

Finding the Fourth Proportional to 5,872.20, 8,808.24 and 1,976.58

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Solution

The fourth proportional to 5,872.20, 8,808.24 and 1,976.58 is: 2,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.20 : 8,808.24 = 1,976.58 : x
  2. Step 2: Convert to fraction form
    5,872.20/8,808.24 = 1,976.58/x
  3. Step 3: Cross multiply
    5,872.20x = 8,808.24 × 1,976.58
  4. Step 4: Simplify right side
    5,872.20x = 17,410,191.02
  5. Step 5: Solve for x
    x = 17,410,191.02/5,872.20
  6. Step 6: Final answer
    x = 2,964.85

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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.