Home / 4,152.72-6,229.98-1,231.24

Finding the Fourth Proportional to 4,152.72, 6,229.98 and 1,231.24

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Solution

The fourth proportional to 4,152.72, 6,229.98 and 1,231.24 is: 1,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.72 : 6,229.98 = 1,231.24 : x
  2. Step 2: Convert to fraction form
    4,152.72/6,229.98 = 1,231.24/x
  3. Step 3: Cross multiply
    4,152.72x = 6,229.98 × 1,231.24
  4. Step 4: Simplify right side
    4,152.72x = 7,670,600.58
  5. Step 5: Solve for x
    x = 7,670,600.58/4,152.72
  6. Step 6: Final answer
    x = 1,847.13

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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.