Home / 4,812.90-7,219.60-2,349.82

Finding the Fourth Proportional to 4,812.90, 7,219.60 and 2,349.82

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Solution

The fourth proportional to 4,812.90, 7,219.60 and 2,349.82 is: 3,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.90 : 7,219.60 = 2,349.82 : x
  2. Step 2: Convert to fraction form
    4,812.90/7,219.60 = 2,349.82/x
  3. Step 3: Cross multiply
    4,812.90x = 7,219.60 × 2,349.82
  4. Step 4: Simplify right side
    4,812.90x = 16,964,760.47
  5. Step 5: Solve for x
    x = 16,964,760.47/4,812.90
  6. Step 6: Final answer
    x = 3,524.85

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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.