Home / 4,827.06-7,231.20-2,972.70

Finding the Fourth Proportional to 4,827.06, 7,231.20 and 2,972.70

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Solution

The fourth proportional to 4,827.06, 7,231.20 and 2,972.70 is: 4,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.06 : 7,231.20 = 2,972.70 : x
  2. Step 2: Convert to fraction form
    4,827.06/7,231.20 = 2,972.70/x
  3. Step 3: Cross multiply
    4,827.06x = 7,231.20 × 2,972.70
  4. Step 4: Simplify right side
    4,827.06x = 21,496,188.24
  5. Step 5: Solve for x
    x = 21,496,188.24/4,827.06
  6. Step 6: Final answer
    x = 4,453.27

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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.